Приказ основних података о документу
Effects of white lupine on phosphorus use efficiency of soya bean under controlled conditions
Uticaj bele lupine na poboljšanje iskorišćavanja fosfora kod soje u kontrolisanim uslovima
dc.creator | Savić, Jasna | |
dc.creator | Glamočlija, Djordje | |
dc.creator | Nikolić, Miroslav | |
dc.date.accessioned | 2020-12-17T19:32:43Z | |
dc.date.available | 2020-12-17T19:32:43Z | |
dc.date.issued | 2009 | |
dc.identifier.issn | 0354-5695 | |
dc.identifier.uri | http://aspace.agrif.bg.ac.rs/handle/123456789/2026 | |
dc.description.abstract | White lupine (Lupinus albus L.) is considered as highly efficient in the P uptake and utilization of sparingly available source of soil phosphorus, due to morphological and physiological adaptations of roots. These plants have short roots with high density of rootlets, which poses a mechanism of the increased biosynthesis and efflux of citrate, which are capable of solubilising complexed aluminium (Al) and iron (Fe) from Al- and Fe-phosphates by chelation, thus increasing the availability of P. The aim of this work was to show that soya bean (Glycine hispida Max) could use a part of P that was mobilised in the lupine rhizosphere under conditions of low availability of P. Plants were grown in a greenhouse, in pots with acid soil and low available P (pH 5,5; 39 mg kg-1 P). White lupine and soya bean were grown as a single crop, as a control, and intercropped as well. The concentration of P in the white lupine leaf (0.20 % P) was significantly higher compared to soya bean (0.14% P) when grown separately (control). Leaf P concentration of soya bean intercropped plants was significantly increased compared to the single crop soya bean plants (around 43%) and reached the concentration obtained for lupine grown as the single crop. The P concetration in intercropped soya bean roots was only slightly increased compared to the single crop, while the highest P concentration occurred in white lupine. Results indicate that intercropping in general, can increase P availability for P-inefficient plants, particularly in acid soils where P from fertilisers can be immobilised due to a high content of Al and Fe. | en |
dc.description.abstract | Bela lupina (Lupinus albus L.) pripada grupi biljaka efikasnih u iskorišćavanju fosfora (P) iz kiselih zemljišta, zahvaljujući morfološkoj i fiziološkoj prilagođenosti korenovog sistema. Ove biljke formiraju guste bočne korenove male dužine (klaster korenovi) koji ispoljavaju adaptivni mehnizam povećane biosinteze i efluksa citrata. Citrati, kao jaki helatori, u rizosferi heliraju aluminijum (Al) i gvožđe (Fe) iz nepristupačnih Al- i Fe-fosfata, prevodeći ih tako u oblik pristupačan za biljke. Cilj ovg rada bio je stoga da se pokaže da soja (Glycine hispida Max), gajena u združenoj setvi sa lupinom u uslovima slabe obezbeđenosti zemljišta pristupačnim P, može da iskoristi deo P koji je u zoni korenovog sistema lupine preveden u pristupačni oblik. Biljke su gajene u staklari u sudovima sa kiselim zemljištem, deficitarnim pristupačnim P (pH (u H2O) = 5,5; 39 mg P kg-1 zemljišta). Kao kontrola lupina i soja su gajene odvojeno kao čist usev. Koncentracija P u listu lupine (0,20 % P), bila je statistički značajno veća u odnosu na soju (0,14% P) kada su gajene kao čist usev (kontrola). U združenoj setvi koncentracija P u nadzemnom delu lupine nije se menjala u odnosu na kontrolu, dok se kod soje statistički značajno povećala (oko 43 % povećanja u odnosu na kontrolu). Ovi rezultati ukazuju da ovakav način združene setve može da utiče na poboljšano iskorišćavanje P kod P-neefikasnih biljaka, kao što je soja, posebno u jako kiselim zemljištima u kojima zbog visoke koncentracije Al i Fe postoji opasnost od imobilizacije P iz đubriva. | sr |
dc.publisher | Savez poljoprivrednih inženjera i tehničara, Beograd | |
dc.rights | openAccess | |
dc.source | Journal of Scientific Agricultural Research | |
dc.subject | Cluster roots | en |
dc.subject | efficiency | en |
dc.subject | phosphorus | en |
dc.subject | soya bean | en |
dc.subject | white lupine | en |
dc.title | Effects of white lupine on phosphorus use efficiency of soya bean under controlled conditions | en |
dc.title | Uticaj bele lupine na poboljšanje iskorišćavanja fosfora kod soje u kontrolisanim uslovima | sr |
dc.type | conferenceObject | |
dc.rights.license | ARR | |
dc.citation.epage | 98 | |
dc.citation.issue | 1 | |
dc.citation.other | 70(1): 93-98 | |
dc.citation.spage | 93 | |
dc.citation.volume | 70 | |
dc.identifier.fulltext | http://aspace.agrif.bg.ac.rs/bitstream/id/875/2023.pdf | |
dc.identifier.rcub | https://hdl.handle.net/21.15107/rcub_agrospace_2026 | |
dc.type.version | publishedVersion |