Majstorović, Helena

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  • Majstorović, Helena (1)
  • Majstorović, Helena J. (1)
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Analysis of the use of certified seeds оn family farms in the republic of Serbia

Sudimac, Maja; Roljević Nikolić, Svetlana; Balašević Tubić, Svetlana; Dolijanović, Željko; Majstorović, Helena; Bogdanović, Sandra

(Univerzitet u Beogradu - Poljoprivredni fakultet, 2023)

TY  - CONF
AU  - Sudimac, Maja
AU  - Roljević Nikolić, Svetlana
AU  - Balašević Tubić, Svetlana
AU  - Dolijanović, Željko
AU  - Majstorović, Helena
AU  - Bogdanović, Sandra
PY  - 2023
UR  - http://aspace.agrif.bg.ac.rs/handle/123456789/6613
AB  - Seed quality, which is the basis of crop production, is one of the main factors that determines yield,
product quality and production stability as a whole. According to various estimates, the use of certified
seeds in the Republic of Serbia has been declining in recent years, which brings with it numerous risks
in production. The aim of this paper was to analyze the state of use of certified wheat, soybean and
alfalfa seeds on family agricultural farms, but also to assess that the use of certified seeds in production
is related to the physical size of the farm. For the purposes of this research, data from a survey conducted
in 2021 and 2022 were used, and included 2101 agricultural farms engaged in the production of wheat,
soybeans and alfalfa. Farm surveys were conducted according to a specially created questionnaire,
which enabled a methodical way of collecting data from respondents selected in the sampling process.
Descriptive statistics methods were used for data processing, and the obtained results were presented
tabularly and graphically. The results of the research showed that 62.5% of surveyed farms engaged
in the production of wheat on their production areas use certified seeds of this crop and that these are
mostly farms with a size of 50 to 100 ha. Certified soybean seeds are used by 52.3%, while certified
alfalfa seeds are used by 75.6% of farms producing these crops, which have up to 50 ha or more than
50 ha of used agricultural land. On the other hand, only 4.4% of farms declared that they do not use
certified seeds in wheat production, 11.2% of the total number of surveyed soybean producers do not
use certified seeds, while 13.4% of surveyed farms base their alfalfa production on non-certified seeds.
In terms of farm size, these are mainly farms with up to 10 ha, or less than 5 ha of used agricultural
land. At the same time, the survey analyzed the reasons for using uncertified seeds. The high price of
certified seed is a limiting factor for 61.8% of farms that produce wheat, 60.3% of soybean producers
and 43.3% of surveyed farms that grow alfalfa. The second most significant limiting factor is the belief
that seeds from own production of wheat (19.7%), soybeans (13.6%) and alfalfa (33.0%) are of better
quality than certified seeds. From the obtained research results, it can be concluded that there is a need
to educate agricultural producers about the importance of using certified seeds, which is reflected in
long-term business, and not only through the analysis of one-year results, which in some seasons
indicate greater savings by avoiding investments in certified seeds.
PB  - Univerzitet u Beogradu - Poljoprivredni fakultet
C3  - XI Симпозијум са међународним учешћем „Иновације у ратарској и повртарској производњи“ Београд, 12 – 13. октобар 2023. Зборник извода
T1  - Analysis of the use of certified seeds оn family farms in the republic of Serbia
EP  - 89
SP  - 88
UR  - https://hdl.handle.net/21.15107/rcub_agrospace_6613
ER  - 
@conference{
author = "Sudimac, Maja and Roljević Nikolić, Svetlana and Balašević Tubić, Svetlana and Dolijanović, Željko and Majstorović, Helena and Bogdanović, Sandra",
year = "2023",
abstract = "Seed quality, which is the basis of crop production, is one of the main factors that determines yield,
product quality and production stability as a whole. According to various estimates, the use of certified
seeds in the Republic of Serbia has been declining in recent years, which brings with it numerous risks
in production. The aim of this paper was to analyze the state of use of certified wheat, soybean and
alfalfa seeds on family agricultural farms, but also to assess that the use of certified seeds in production
is related to the physical size of the farm. For the purposes of this research, data from a survey conducted
in 2021 and 2022 were used, and included 2101 agricultural farms engaged in the production of wheat,
soybeans and alfalfa. Farm surveys were conducted according to a specially created questionnaire,
which enabled a methodical way of collecting data from respondents selected in the sampling process.
Descriptive statistics methods were used for data processing, and the obtained results were presented
tabularly and graphically. The results of the research showed that 62.5% of surveyed farms engaged
in the production of wheat on their production areas use certified seeds of this crop and that these are
mostly farms with a size of 50 to 100 ha. Certified soybean seeds are used by 52.3%, while certified
alfalfa seeds are used by 75.6% of farms producing these crops, which have up to 50 ha or more than
50 ha of used agricultural land. On the other hand, only 4.4% of farms declared that they do not use
certified seeds in wheat production, 11.2% of the total number of surveyed soybean producers do not
use certified seeds, while 13.4% of surveyed farms base their alfalfa production on non-certified seeds.
In terms of farm size, these are mainly farms with up to 10 ha, or less than 5 ha of used agricultural
land. At the same time, the survey analyzed the reasons for using uncertified seeds. The high price of
certified seed is a limiting factor for 61.8% of farms that produce wheat, 60.3% of soybean producers
and 43.3% of surveyed farms that grow alfalfa. The second most significant limiting factor is the belief
that seeds from own production of wheat (19.7%), soybeans (13.6%) and alfalfa (33.0%) are of better
quality than certified seeds. From the obtained research results, it can be concluded that there is a need
to educate agricultural producers about the importance of using certified seeds, which is reflected in
long-term business, and not only through the analysis of one-year results, which in some seasons
indicate greater savings by avoiding investments in certified seeds.",
publisher = "Univerzitet u Beogradu - Poljoprivredni fakultet",
journal = "XI Симпозијум са међународним учешћем „Иновације у ратарској и повртарској производњи“ Београд, 12 – 13. октобар 2023. Зборник извода",
title = "Analysis of the use of certified seeds оn family farms in the republic of Serbia",
pages = "89-88",
url = "https://hdl.handle.net/21.15107/rcub_agrospace_6613"
}
Sudimac, M., Roljević Nikolić, S., Balašević Tubić, S., Dolijanović, Ž., Majstorović, H.,& Bogdanović, S.. (2023). Analysis of the use of certified seeds оn family farms in the republic of Serbia. in XI Симпозијум са међународним учешћем „Иновације у ратарској и повртарској производњи“ Београд, 12 – 13. октобар 2023. Зборник извода
Univerzitet u Beogradu - Poljoprivredni fakultet., 88-89.
https://hdl.handle.net/21.15107/rcub_agrospace_6613
Sudimac M, Roljević Nikolić S, Balašević Tubić S, Dolijanović Ž, Majstorović H, Bogdanović S. Analysis of the use of certified seeds оn family farms in the republic of Serbia. in XI Симпозијум са међународним учешћем „Иновације у ратарској и повртарској производњи“ Београд, 12 – 13. октобар 2023. Зборник извода. 2023;:88-89.
https://hdl.handle.net/21.15107/rcub_agrospace_6613 .
Sudimac, Maja, Roljević Nikolić, Svetlana, Balašević Tubić, Svetlana, Dolijanović, Željko, Majstorović, Helena, Bogdanović, Sandra, "Analysis of the use of certified seeds оn family farms in the republic of Serbia" in XI Симпозијум са међународним учешћем „Иновације у ратарској и повртарској производњи“ Београд, 12 – 13. октобар 2023. Зборник извода (2023):88-89,
https://hdl.handle.net/21.15107/rcub_agrospace_6613 .

SOIL BIOGENICITY IN THE RHIZOSPHERE OF DIFFERENT WHEAT GENOTYPES UNDER THE IMPACT OF FERTILIZATION TREATMENT

Roljević Nikolić, Svetlana M.; Dolijanović, Željko K.; Kovačević, Dušan Đ.; Oljača, Snežana I.; Majstorović, Helena J.

(2022)

TY  - JOUR
AU  - Roljević Nikolić, Svetlana M.
AU  - Dolijanović, Željko K.
AU  - Kovačević, Dušan Đ.
AU  - Oljača, Snežana I.
AU  - Majstorović, Helena J.
PY  - 2022
UR  - http://aspace.agrif.bg.ac.rs/handle/123456789/6282
AB  - The rhizosphere is a dynamic environment in which many parameters may influence biogenicity. The important factors determining the microbial community in the rhizosphere are plant and soil nutrient supply. The aim of this paper was to determine the abundance of basic microbiological groups in the rhizosphere of four wheat subspecies, in three fertilization treatments in the organic farming system. A field experiment was conducted using a randomized complete block design with four replicates. It was carried out on the leached chernozem soil type. There was significant variability in the abundance of the studied physiological groups of microorganisms between the wheat subspecies, as well as between the fertilization treatments. The rhizosphere of common wheat had the greatest abundance of fungi (24.37 x 103 g-1). The rhizosphere of compactum wheat had the largest abundance of oligonitrophilic bacteria (361.47 x 105 g-1) and amonificators (119.27 x 105 g-1). There were no significant differences in the abundance of actinomycetes between the cultivars of common, compactum and durum wheat, but their lowest number was found in the spelt wheat cultivar (11.25 x 103 g-1). The combined application of biofertilizer and organic fertilizer resulted in a significantly greater abundance of amonificators (56.6%), fungi (28.2%) and oligonitrophiles (14.6%) than in the control treatment. The results show that the crop variety and application of appropriate fertilizer formulations can influence the abundance of the studied groups of microorganisms. This is particularly the case in organic farming, which relies completely on natural resources and processes. Copyright © 2022 Jialin Yuan et al.
T2  - Journal of Agricultural Sciences (Belgrade)
T2  - Journal of Agricultural Sciences (Belgrade)
T1  - SOIL BIOGENICITY IN THE RHIZOSPHERE OF DIFFERENT WHEAT GENOTYPES UNDER THE IMPACT OF FERTILIZATION TREATMENT
EP  - 380
IS  - 4
SP  - 367
VL  - 67
DO  - 10.2298/JAS2204367R
ER  - 
@article{
author = "Roljević Nikolić, Svetlana M. and Dolijanović, Željko K. and Kovačević, Dušan Đ. and Oljača, Snežana I. and Majstorović, Helena J.",
year = "2022",
abstract = "The rhizosphere is a dynamic environment in which many parameters may influence biogenicity. The important factors determining the microbial community in the rhizosphere are plant and soil nutrient supply. The aim of this paper was to determine the abundance of basic microbiological groups in the rhizosphere of four wheat subspecies, in three fertilization treatments in the organic farming system. A field experiment was conducted using a randomized complete block design with four replicates. It was carried out on the leached chernozem soil type. There was significant variability in the abundance of the studied physiological groups of microorganisms between the wheat subspecies, as well as between the fertilization treatments. The rhizosphere of common wheat had the greatest abundance of fungi (24.37 x 103 g-1). The rhizosphere of compactum wheat had the largest abundance of oligonitrophilic bacteria (361.47 x 105 g-1) and amonificators (119.27 x 105 g-1). There were no significant differences in the abundance of actinomycetes between the cultivars of common, compactum and durum wheat, but their lowest number was found in the spelt wheat cultivar (11.25 x 103 g-1). The combined application of biofertilizer and organic fertilizer resulted in a significantly greater abundance of amonificators (56.6%), fungi (28.2%) and oligonitrophiles (14.6%) than in the control treatment. The results show that the crop variety and application of appropriate fertilizer formulations can influence the abundance of the studied groups of microorganisms. This is particularly the case in organic farming, which relies completely on natural resources and processes. Copyright © 2022 Jialin Yuan et al.",
journal = "Journal of Agricultural Sciences (Belgrade), Journal of Agricultural Sciences (Belgrade)",
title = "SOIL BIOGENICITY IN THE RHIZOSPHERE OF DIFFERENT WHEAT GENOTYPES UNDER THE IMPACT OF FERTILIZATION TREATMENT",
pages = "380-367",
number = "4",
volume = "67",
doi = "10.2298/JAS2204367R"
}
Roljević Nikolić, S. M., Dolijanović, Ž. K., Kovačević, D. Đ., Oljača, S. I.,& Majstorović, H. J.. (2022). SOIL BIOGENICITY IN THE RHIZOSPHERE OF DIFFERENT WHEAT GENOTYPES UNDER THE IMPACT OF FERTILIZATION TREATMENT. in Journal of Agricultural Sciences (Belgrade), 67(4), 367-380.
https://doi.org/10.2298/JAS2204367R
Roljević Nikolić SM, Dolijanović ŽK, Kovačević DĐ, Oljača SI, Majstorović HJ. SOIL BIOGENICITY IN THE RHIZOSPHERE OF DIFFERENT WHEAT GENOTYPES UNDER THE IMPACT OF FERTILIZATION TREATMENT. in Journal of Agricultural Sciences (Belgrade). 2022;67(4):367-380.
doi:10.2298/JAS2204367R .
Roljević Nikolić, Svetlana M., Dolijanović, Željko K., Kovačević, Dušan Đ., Oljača, Snežana I., Majstorović, Helena J., "SOIL BIOGENICITY IN THE RHIZOSPHERE OF DIFFERENT WHEAT GENOTYPES UNDER THE IMPACT OF FERTILIZATION TREATMENT" in Journal of Agricultural Sciences (Belgrade), 67, no. 4 (2022):367-380,
https://doi.org/10.2298/JAS2204367R . .