Roljević Nikolić, Svetlana

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Effects of organic and microbiological fertilizers on morphological and productive characteristics of triticale in the organic farming system

Roljević Nikolić, Svetlana; Dolijanović, Željko; Zecevic, Veselinka; Puvača, Nikola; Oljača, Snežana; Šeremešić, Srđan

(Beograd : Univerzitet u Beogradu, Poljoprivredni fakultet, 2022)

TY  - JOUR
AU  - Roljević Nikolić, Svetlana
AU  - Dolijanović, Željko
AU  - Zecevic, Veselinka
AU  - Puvača, Nikola
AU  - Oljača, Snežana
AU  - Šeremešić, Srđan
PY  - 2022
UR  - http://aspace.agrif.bg.ac.rs/handle/123456789/6090
AB  - The aim of the study was to examine the impact of microbiological and organic fertilizers on morphological and productive characteristics of triticale during a three-year period (2009/10–2011/12). A two-factorial field experiment was arranged using a randomized block design with four replications. The object of the study was the triticale winter cultivar Odisej, and the following treatments were applied: a control variant without fertilization, microbiological fertilizer “Slavol” (Agrounik Serbia) 5.0 l ha-1, organic fertilizer “Biohumus Royal offert” (Altamed RS) 3.0 t ha-1 + microbiological fertilizer “Slavol” (Agrounik Serbia) 5.0 l ha-1. The results showed that the expression of the characteristics was significantly affected by the environment. The lowest values were obtained in the first year when the most unfavourable meteorological conditions were observed. The application of microbiological fertilizer had no impact on the stem length and grain weight per spike, but it significantly increased the number of fertile spikelets (3.7%), spike length (7.7%) and grain yield (18.6%). The combined application of fertilizers provided better results for all the examined characteristics, while in comparison with the control, the differences ranged from 4.3% for the number of fertile spikelets to 46.5% for grain yield. The strongest correlation was determined between the spike length and the number of fertile spikelets (r = 0.939**). The obtained results lead to the conclusion that under variable environmental conditions, the application of fertilizers has a significant impact on morphological and productive characteristics of triticale, and consequently on the stability of this crop production in the organic farming system.
AB  - Cilj istraživanja bio je ispitivanje uticaja biohumusa i biofertilizatora na morfološke i produktivne osobine tritikalea u trogodišnjem periodu (2009/102011/12). Poljski ogled je postavljen kao dvofaktorijalni, po metodi blok sistema sa slučajnim rasporedom tretmana u četiri ponavljanja. Predmet ispitivanja bila je ozima sorta tritikalea, Odisej, a ispitivan je uticaj sledećih tretmana: kontrola bez đubrenja, biofertilizator (5,0 l ha-1), biohumus (3,0 t ha-1) + biofertilizator  (5,0 l ha-1). Rezultati su pokazali da spoljašnja sredina ima značajan uticaj na ekspresiju ispitivanih osobina. Najmanje vrednosti dobijene su u prvoj godini, koja je imala i najnepovoljnije meteorološke uslove. Đubrenje je imalo statistički značajan uticaj na većinu ispitivanih osobina. Primena biofertilizatora nije uticala na dužinu stabla i masu zrna u klasu, ali je značajno povećala broj plodnih klasića (3,7%), dužinu klasa (7,7%) i prinos zrna (18,6%). Kombinovanom primenom đubriva postignuti su bolji rezultati za sve ispitivane osobine, a razlike u odnosu na kontrolu bez đubrenja kretale su se u nivou od 4,3% za broj plodnih klasića do 46,5% kod prinosa zrna. Najjača korelaciona povezanost ustanovljena je između dužine klasa i broja plodnih klasića (r = 0,939**). Dobijeni rezultati upućuju na zaključak da, u promenljivim uslovima spoljašnje sredine, primena dobro izbalansiranih formula organskih i mikrobioloških đubriva ima značajan uticaj na morfološke i produktivne osobine tritikalea, a samim tim na stabilnost proizvodnje ovog useva u sistemu organskog gajenja.
PB  - Beograd : Univerzitet u Beogradu, Poljoprivredni fakultet
T2  - Journal of Agricultural Sciences
T1  - Effects of organic and microbiological fertilizers on morphological and productive characteristics of triticale in the organic farming system
T1  - Uticaj organskog i mikrobiološkog đubriva na morfološke i produktivne osobine tritikalea u sistemu organske proizvodnje
EP  - 28
IS  - 1
SP  - 13
VL  - 67
UR  - https://hdl.handle.net/21.15107/rcub_rivec_481
ER  - 
@article{
author = "Roljević Nikolić, Svetlana and Dolijanović, Željko and Zecevic, Veselinka and Puvača, Nikola and Oljača, Snežana and Šeremešić, Srđan",
year = "2022",
abstract = "The aim of the study was to examine the impact of microbiological and organic fertilizers on morphological and productive characteristics of triticale during a three-year period (2009/10–2011/12). A two-factorial field experiment was arranged using a randomized block design with four replications. The object of the study was the triticale winter cultivar Odisej, and the following treatments were applied: a control variant without fertilization, microbiological fertilizer “Slavol” (Agrounik Serbia) 5.0 l ha-1, organic fertilizer “Biohumus Royal offert” (Altamed RS) 3.0 t ha-1 + microbiological fertilizer “Slavol” (Agrounik Serbia) 5.0 l ha-1. The results showed that the expression of the characteristics was significantly affected by the environment. The lowest values were obtained in the first year when the most unfavourable meteorological conditions were observed. The application of microbiological fertilizer had no impact on the stem length and grain weight per spike, but it significantly increased the number of fertile spikelets (3.7%), spike length (7.7%) and grain yield (18.6%). The combined application of fertilizers provided better results for all the examined characteristics, while in comparison with the control, the differences ranged from 4.3% for the number of fertile spikelets to 46.5% for grain yield. The strongest correlation was determined between the spike length and the number of fertile spikelets (r = 0.939**). The obtained results lead to the conclusion that under variable environmental conditions, the application of fertilizers has a significant impact on morphological and productive characteristics of triticale, and consequently on the stability of this crop production in the organic farming system., Cilj istraživanja bio je ispitivanje uticaja biohumusa i biofertilizatora na morfološke i produktivne osobine tritikalea u trogodišnjem periodu (2009/102011/12). Poljski ogled je postavljen kao dvofaktorijalni, po metodi blok sistema sa slučajnim rasporedom tretmana u četiri ponavljanja. Predmet ispitivanja bila je ozima sorta tritikalea, Odisej, a ispitivan je uticaj sledećih tretmana: kontrola bez đubrenja, biofertilizator (5,0 l ha-1), biohumus (3,0 t ha-1) + biofertilizator  (5,0 l ha-1). Rezultati su pokazali da spoljašnja sredina ima značajan uticaj na ekspresiju ispitivanih osobina. Najmanje vrednosti dobijene su u prvoj godini, koja je imala i najnepovoljnije meteorološke uslove. Đubrenje je imalo statistički značajan uticaj na većinu ispitivanih osobina. Primena biofertilizatora nije uticala na dužinu stabla i masu zrna u klasu, ali je značajno povećala broj plodnih klasića (3,7%), dužinu klasa (7,7%) i prinos zrna (18,6%). Kombinovanom primenom đubriva postignuti su bolji rezultati za sve ispitivane osobine, a razlike u odnosu na kontrolu bez đubrenja kretale su se u nivou od 4,3% za broj plodnih klasića do 46,5% kod prinosa zrna. Najjača korelaciona povezanost ustanovljena je između dužine klasa i broja plodnih klasića (r = 0,939**). Dobijeni rezultati upućuju na zaključak da, u promenljivim uslovima spoljašnje sredine, primena dobro izbalansiranih formula organskih i mikrobioloških đubriva ima značajan uticaj na morfološke i produktivne osobine tritikalea, a samim tim na stabilnost proizvodnje ovog useva u sistemu organskog gajenja.",
publisher = "Beograd : Univerzitet u Beogradu, Poljoprivredni fakultet",
journal = "Journal of Agricultural Sciences",
title = "Effects of organic and microbiological fertilizers on morphological and productive characteristics of triticale in the organic farming system, Uticaj organskog i mikrobiološkog đubriva na morfološke i produktivne osobine tritikalea u sistemu organske proizvodnje",
pages = "28-13",
number = "1",
volume = "67",
url = "https://hdl.handle.net/21.15107/rcub_rivec_481"
}
Roljević Nikolić, S., Dolijanović, Ž., Zecevic, V., Puvača, N., Oljača, S.,& Šeremešić, S.. (2022). Effects of organic and microbiological fertilizers on morphological and productive characteristics of triticale in the organic farming system. in Journal of Agricultural Sciences
Beograd : Univerzitet u Beogradu, Poljoprivredni fakultet., 67(1), 13-28.
https://hdl.handle.net/21.15107/rcub_rivec_481
Roljević Nikolić S, Dolijanović Ž, Zecevic V, Puvača N, Oljača S, Šeremešić S. Effects of organic and microbiological fertilizers on morphological and productive characteristics of triticale in the organic farming system. in Journal of Agricultural Sciences. 2022;67(1):13-28.
https://hdl.handle.net/21.15107/rcub_rivec_481 .
Roljević Nikolić, Svetlana, Dolijanović, Željko, Zecevic, Veselinka, Puvača, Nikola, Oljača, Snežana, Šeremešić, Srđan, "Effects of organic and microbiological fertilizers on morphological and productive characteristics of triticale in the organic farming system" in Journal of Agricultural Sciences, 67, no. 1 (2022):13-28,
https://hdl.handle.net/21.15107/rcub_rivec_481 .

Perspective of wheat breeding

Knežević, Desimir; Paunović, Aleksandar; Branković, Gordana; Živić, Jelica; Roljević Nikolić, Svetlana; Mićanović, Danica; Dolijanović, Željko

(University of Belgrade, Faculty of Agriculture, Serbia, 2021)

TY  - CONF
AU  - Knežević, Desimir
AU  - Paunović, Aleksandar
AU  - Branković, Gordana
AU  - Živić, Jelica
AU  - Roljević Nikolić, Svetlana
AU  - Mićanović, Danica
AU  - Dolijanović, Željko
PY  - 2021
UR  - http://aspace.agrif.bg.ac.rs/handle/123456789/6612
AB  - Wheat is an important cereal species which use for production of food products, alcoholic
beverages, pharmaceutical products, biofuels. Wheat seed is one of the most important source
of protein as well as carbohydrate, fat, vitamins and mineral elements in food for human and
nutrition. The evolutionary development of wheat is characterized by changes in
morphological and anatomical characteristics, changes in the genome that are associated with
adaptability to different environmental conditions and changes in biological and economic
yield and quality traits. During the period from 10 thousand years ago until today, man,
through his breeding work, and creating new genotypes, has influenced the changes in plant
architecture, yield, quality and adaptability to biotic and abiotic conditions. The grain yields
significantly increased in the 1960s and 1970s because farmers rapidly adopted the new
varieties and cultivation methods of the so-called “green revolution”. Breeders have created
and can create in the future new wheat genotypes with improved efficiency in the use of N,
which will contribute to achieving higher and stable yields, better grain quality and
environmental protection. Today, breeders have choice of two direction. In addition to this
approach, today breeders create varieties with low content of storage proteins (gluten), with
higher efficiency of nitrogen uptake, adapted to lower doses of nitrogen nutrition and higher
efficiency of nitrogen uptake in order to reduce unused nitrogen and environmental
protection. Modern biotechnological methods can contribute to the preservation and increase
of genetic variability, more efficient breeding of varieties that are economical in production,
with the desired technological and nutritional quality for the production of healthy food.
PB  - University of Belgrade, Faculty of Agriculture, Serbia
C3  - X Симпозијум са међународним учешћем „Иновације у ратарској и повртарској производњи“ Београд, 21 – 22. октобар 2021. Зборник извода
T1  - Perspective of wheat breeding
EP  - 26
SP  - 25
UR  - https://hdl.handle.net/21.15107/rcub_agrospace_6612
ER  - 
@conference{
author = "Knežević, Desimir and Paunović, Aleksandar and Branković, Gordana and Živić, Jelica and Roljević Nikolić, Svetlana and Mićanović, Danica and Dolijanović, Željko",
year = "2021",
abstract = "Wheat is an important cereal species which use for production of food products, alcoholic
beverages, pharmaceutical products, biofuels. Wheat seed is one of the most important source
of protein as well as carbohydrate, fat, vitamins and mineral elements in food for human and
nutrition. The evolutionary development of wheat is characterized by changes in
morphological and anatomical characteristics, changes in the genome that are associated with
adaptability to different environmental conditions and changes in biological and economic
yield and quality traits. During the period from 10 thousand years ago until today, man,
through his breeding work, and creating new genotypes, has influenced the changes in plant
architecture, yield, quality and adaptability to biotic and abiotic conditions. The grain yields
significantly increased in the 1960s and 1970s because farmers rapidly adopted the new
varieties and cultivation methods of the so-called “green revolution”. Breeders have created
and can create in the future new wheat genotypes with improved efficiency in the use of N,
which will contribute to achieving higher and stable yields, better grain quality and
environmental protection. Today, breeders have choice of two direction. In addition to this
approach, today breeders create varieties with low content of storage proteins (gluten), with
higher efficiency of nitrogen uptake, adapted to lower doses of nitrogen nutrition and higher
efficiency of nitrogen uptake in order to reduce unused nitrogen and environmental
protection. Modern biotechnological methods can contribute to the preservation and increase
of genetic variability, more efficient breeding of varieties that are economical in production,
with the desired technological and nutritional quality for the production of healthy food.",
publisher = "University of Belgrade, Faculty of Agriculture, Serbia",
journal = "X Симпозијум са међународним учешћем „Иновације у ратарској и повртарској производњи“ Београд, 21 – 22. октобар 2021. Зборник извода",
title = "Perspective of wheat breeding",
pages = "26-25",
url = "https://hdl.handle.net/21.15107/rcub_agrospace_6612"
}
Knežević, D., Paunović, A., Branković, G., Živić, J., Roljević Nikolić, S., Mićanović, D.,& Dolijanović, Ž.. (2021). Perspective of wheat breeding. in X Симпозијум са међународним учешћем „Иновације у ратарској и повртарској производњи“ Београд, 21 – 22. октобар 2021. Зборник извода
University of Belgrade, Faculty of Agriculture, Serbia., 25-26.
https://hdl.handle.net/21.15107/rcub_agrospace_6612
Knežević D, Paunović A, Branković G, Živić J, Roljević Nikolić S, Mićanović D, Dolijanović Ž. Perspective of wheat breeding. in X Симпозијум са међународним учешћем „Иновације у ратарској и повртарској производњи“ Београд, 21 – 22. октобар 2021. Зборник извода. 2021;:25-26.
https://hdl.handle.net/21.15107/rcub_agrospace_6612 .
Knežević, Desimir, Paunović, Aleksandar, Branković, Gordana, Živić, Jelica, Roljević Nikolić, Svetlana, Mićanović, Danica, Dolijanović, Željko, "Perspective of wheat breeding" in X Симпозијум са међународним учешћем „Иновације у ратарској и повртарској производњи“ Београд, 21 – 22. октобар 2021. Зборник извода (2021):25-26,
https://hdl.handle.net/21.15107/rcub_agrospace_6612 .

Effects of different growing systems on the grain yield of winter wheat

Dolijanović, Željko; Roljević Nikolić, Svetlana; Gršić, Nemanja; Oljača, Snežana; Simić, Milena; Jovović, Zoran

(University of Banja Luka Faculty of Agriculture University City Bulevar vojvode Petra Bojovića 1A 78000 Banja Luka, The Republic of Srpska, B&H, 2021)

TY  - CONF
AU  - Dolijanović, Željko
AU  - Roljević Nikolić, Svetlana
AU  - Gršić, Nemanja
AU  - Oljača, Snežana
AU  - Simić, Milena
AU  - Jovović, Zoran
PY  - 2021
UR  - http://aspace.agrif.bg.ac.rs/handle/123456789/6595
AB  - The examination of the effects of different growing systems on the grain yield of winter wheat was conducted at the research and study field "Radmilovac" of Faculty of Agriculture (44o45’ N, 20o35’ E Serbia, 130 m above mean see level). Investigations was conducted in 2016/17 and 2017/18 year on the luvic chernozem soil type, in completely randomized blocks with three repetitions. Conventional growing system (CGS) was aimed to achieve high grain yields and included ploughing using a mouldboard plough at 25 cm and pre-sowing tillage using a disc harrow and a harrow, basic fertilization in autumn with 600 kg ha-1 NPK (15:15:15) and top dressing in spring with high N dose (120 kg ha-1 N). In intergrated growing system (IGS), based on low inputs, tillage was performed using a chisel plough at 25 cm with ≥30% of maize crop residues retaining on the soil surface and the pre-sowing tillage using a disc harrow and a harrow, basic fertilization in autumn with 600 kg ha-1 NPK (15:15:15) and top dressing in spring with 60 kg ha-1 N. In both growing systems grew two common winter wheat cultivars (Triticum aestivum ssp. vulgare) Ilina and Zvezdana. Statistical analysis confirmed that year, growing system and genotype have a significantly greater impact on wheat productivity than their interactions. More favorable meteorological conditions in the first year led to obtaining statistically significantly higher grain yields in both growing systems (7,840 and 6,450 kg ha-1). A higher yield per unit area (7,470 kg ha-1) was found in the conventional compared to the integrated growing system (6,150 kg ha-1). In both growing systems, the Ilina variety had higher yields compared to the Zvezdana variety. An integrated cultivation system on heavier soils has less positive effects than on soils with more favorable characteristics, especially in the short term.
PB  - University of Banja Luka Faculty of Agriculture University City Bulevar vojvode Petra Bojovića 1A 78000 Banja Luka, The Republic of Srpska, B&H
C3  - 10th International symposium on agricultural sciences and 26th conference of agricultural engineers of Republic of Srpska (Agrores 2021), 27-29, May, 2021, Trebinje, Bosnia and Herzegovina. Book of abstracts
T1  - Effects of different growing systems on the grain yield of winter wheat
SP  - 36
UR  - https://hdl.handle.net/21.15107/rcub_agrospace_6595
ER  - 
@conference{
author = "Dolijanović, Željko and Roljević Nikolić, Svetlana and Gršić, Nemanja and Oljača, Snežana and Simić, Milena and Jovović, Zoran",
year = "2021",
abstract = "The examination of the effects of different growing systems on the grain yield of winter wheat was conducted at the research and study field "Radmilovac" of Faculty of Agriculture (44o45’ N, 20o35’ E Serbia, 130 m above mean see level). Investigations was conducted in 2016/17 and 2017/18 year on the luvic chernozem soil type, in completely randomized blocks with three repetitions. Conventional growing system (CGS) was aimed to achieve high grain yields and included ploughing using a mouldboard plough at 25 cm and pre-sowing tillage using a disc harrow and a harrow, basic fertilization in autumn with 600 kg ha-1 NPK (15:15:15) and top dressing in spring with high N dose (120 kg ha-1 N). In intergrated growing system (IGS), based on low inputs, tillage was performed using a chisel plough at 25 cm with ≥30% of maize crop residues retaining on the soil surface and the pre-sowing tillage using a disc harrow and a harrow, basic fertilization in autumn with 600 kg ha-1 NPK (15:15:15) and top dressing in spring with 60 kg ha-1 N. In both growing systems grew two common winter wheat cultivars (Triticum aestivum ssp. vulgare) Ilina and Zvezdana. Statistical analysis confirmed that year, growing system and genotype have a significantly greater impact on wheat productivity than their interactions. More favorable meteorological conditions in the first year led to obtaining statistically significantly higher grain yields in both growing systems (7,840 and 6,450 kg ha-1). A higher yield per unit area (7,470 kg ha-1) was found in the conventional compared to the integrated growing system (6,150 kg ha-1). In both growing systems, the Ilina variety had higher yields compared to the Zvezdana variety. An integrated cultivation system on heavier soils has less positive effects than on soils with more favorable characteristics, especially in the short term.",
publisher = "University of Banja Luka Faculty of Agriculture University City Bulevar vojvode Petra Bojovića 1A 78000 Banja Luka, The Republic of Srpska, B&H",
journal = "10th International symposium on agricultural sciences and 26th conference of agricultural engineers of Republic of Srpska (Agrores 2021), 27-29, May, 2021, Trebinje, Bosnia and Herzegovina. Book of abstracts",
title = "Effects of different growing systems on the grain yield of winter wheat",
pages = "36",
url = "https://hdl.handle.net/21.15107/rcub_agrospace_6595"
}
Dolijanović, Ž., Roljević Nikolić, S., Gršić, N., Oljača, S., Simić, M.,& Jovović, Z.. (2021). Effects of different growing systems on the grain yield of winter wheat. in 10th International symposium on agricultural sciences and 26th conference of agricultural engineers of Republic of Srpska (Agrores 2021), 27-29, May, 2021, Trebinje, Bosnia and Herzegovina. Book of abstracts
University of Banja Luka Faculty of Agriculture University City Bulevar vojvode Petra Bojovića 1A 78000 Banja Luka, The Republic of Srpska, B&H., 36.
https://hdl.handle.net/21.15107/rcub_agrospace_6595
Dolijanović Ž, Roljević Nikolić S, Gršić N, Oljača S, Simić M, Jovović Z. Effects of different growing systems on the grain yield of winter wheat. in 10th International symposium on agricultural sciences and 26th conference of agricultural engineers of Republic of Srpska (Agrores 2021), 27-29, May, 2021, Trebinje, Bosnia and Herzegovina. Book of abstracts. 2021;:36.
https://hdl.handle.net/21.15107/rcub_agrospace_6595 .
Dolijanović, Željko, Roljević Nikolić, Svetlana, Gršić, Nemanja, Oljača, Snežana, Simić, Milena, Jovović, Zoran, "Effects of different growing systems on the grain yield of winter wheat" in 10th International symposium on agricultural sciences and 26th conference of agricultural engineers of Republic of Srpska (Agrores 2021), 27-29, May, 2021, Trebinje, Bosnia and Herzegovina. Book of abstracts (2021):36,
https://hdl.handle.net/21.15107/rcub_agrospace_6595 .

Biomass and Protein Yields of Field Peas and Oats Intercrop Affected by Sowing Norms and Nitrogen Fertilizer at Two Different Stages of Growth

Krga, Ivan; Simić, Aleksandar; Dželetović, Željko; Babić, Snežana; Katanski, Snežana; Roljević Nikolić, Svetlana; Damnjanović, Jelena

(MDPI, 2021)

TY  - JOUR
AU  - Krga, Ivan
AU  - Simić, Aleksandar
AU  - Dželetović, Željko
AU  - Babić, Snežana
AU  - Katanski, Snežana
AU  - Roljević Nikolić, Svetlana
AU  - Damnjanović, Jelena
PY  - 2021
UR  - http://aspace.agrif.bg.ac.rs/handle/123456789/5938
AB  - In limited growing conditions, intercropped field peas and oats can represent a significant source of forage rich in protein. If applied correctly, factors such as nitrogen fertilizer, the mowing phase, and sowing norms can significantly increase the productivity of these mixtures. Field trials were conducted to examine their productivity under different nitrogen levels (0, 40, 80 kg ha−1 ), different sowing norms/mixtures (field peas: oats—100:15%; 100:30%), and two stages of growth (full flowering, full pod formation). Nitrogen fertilizer and different sowing norms had a significant effect on the biomass, hay, and crude protein yields. On average, the highest hay yields were achieved with 80 kg ha−1 N (4.96 t ha−1 ), followed by 40 kg ha−1 N (4.27 t ha−1 ). The highest protein yields were achieved with 40 kg ha−1 N (CP—704.1 kg ha−1 ), followed by 80 kg ha−1 N (CP—637.6 kg ha−1 ). Sowing norm 100:30% achieved higher hay yields: 100:30%—4.82 t ha−1; 100:15%—4.44 t ha−1, while 100:15% achieved higher crude protein yields: 100:15%—730.4 kg ha−1; 100:30%—692.7 kg ha−1 on average. The costs were not significantly increased with the nitrogen fertilizer, but the net profits were increased by as much as 163%, depending on the nitrogen level and the mixture. Nitrogen fertilizer also achieves higher economic efficiency for the mixture 100:15% compared to the 100:30% mixture. Mixtures of field peas and oats outperform single-grown crops and provide cost-effective feed for a short time. Using optimal seed ratios and nitrogen fertilizer can significantly increase the productivity and profitability of the feed with minimal impact on the overall production costs.
PB  - MDPI
T2  - Agriculture (Switzerland)
T1  - Biomass and Protein Yields of Field Peas and Oats Intercrop Affected by Sowing Norms and Nitrogen Fertilizer at Two Different Stages of Growth
IS  - 9
SP  - 871
VL  - 11
DO  - 10.3390/agriculture11090871
ER  - 
@article{
author = "Krga, Ivan and Simić, Aleksandar and Dželetović, Željko and Babić, Snežana and Katanski, Snežana and Roljević Nikolić, Svetlana and Damnjanović, Jelena",
year = "2021",
abstract = "In limited growing conditions, intercropped field peas and oats can represent a significant source of forage rich in protein. If applied correctly, factors such as nitrogen fertilizer, the mowing phase, and sowing norms can significantly increase the productivity of these mixtures. Field trials were conducted to examine their productivity under different nitrogen levels (0, 40, 80 kg ha−1 ), different sowing norms/mixtures (field peas: oats—100:15%; 100:30%), and two stages of growth (full flowering, full pod formation). Nitrogen fertilizer and different sowing norms had a significant effect on the biomass, hay, and crude protein yields. On average, the highest hay yields were achieved with 80 kg ha−1 N (4.96 t ha−1 ), followed by 40 kg ha−1 N (4.27 t ha−1 ). The highest protein yields were achieved with 40 kg ha−1 N (CP—704.1 kg ha−1 ), followed by 80 kg ha−1 N (CP—637.6 kg ha−1 ). Sowing norm 100:30% achieved higher hay yields: 100:30%—4.82 t ha−1; 100:15%—4.44 t ha−1, while 100:15% achieved higher crude protein yields: 100:15%—730.4 kg ha−1; 100:30%—692.7 kg ha−1 on average. The costs were not significantly increased with the nitrogen fertilizer, but the net profits were increased by as much as 163%, depending on the nitrogen level and the mixture. Nitrogen fertilizer also achieves higher economic efficiency for the mixture 100:15% compared to the 100:30% mixture. Mixtures of field peas and oats outperform single-grown crops and provide cost-effective feed for a short time. Using optimal seed ratios and nitrogen fertilizer can significantly increase the productivity and profitability of the feed with minimal impact on the overall production costs.",
publisher = "MDPI",
journal = "Agriculture (Switzerland)",
title = "Biomass and Protein Yields of Field Peas and Oats Intercrop Affected by Sowing Norms and Nitrogen Fertilizer at Two Different Stages of Growth",
number = "9",
pages = "871",
volume = "11",
doi = "10.3390/agriculture11090871"
}
Krga, I., Simić, A., Dželetović, Ž., Babić, S., Katanski, S., Roljević Nikolić, S.,& Damnjanović, J.. (2021). Biomass and Protein Yields of Field Peas and Oats Intercrop Affected by Sowing Norms and Nitrogen Fertilizer at Two Different Stages of Growth. in Agriculture (Switzerland)
MDPI., 11(9), 871.
https://doi.org/10.3390/agriculture11090871
Krga I, Simić A, Dželetović Ž, Babić S, Katanski S, Roljević Nikolić S, Damnjanović J. Biomass and Protein Yields of Field Peas and Oats Intercrop Affected by Sowing Norms and Nitrogen Fertilizer at Two Different Stages of Growth. in Agriculture (Switzerland). 2021;11(9):871.
doi:10.3390/agriculture11090871 .
Krga, Ivan, Simić, Aleksandar, Dželetović, Željko, Babić, Snežana, Katanski, Snežana, Roljević Nikolić, Svetlana, Damnjanović, Jelena, "Biomass and Protein Yields of Field Peas and Oats Intercrop Affected by Sowing Norms and Nitrogen Fertilizer at Two Different Stages of Growth" in Agriculture (Switzerland), 11, no. 9 (2021):871,
https://doi.org/10.3390/agriculture11090871 . .
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