Results 91 to 100 of about 387,016 (173)

The Effect of Cover Crops on the Yield of Spring Barley in Estonia

open access: yesAgriculture, 2019
Using cover crops in fallow periods of crop production is an important management tool for reducing nitrate leaching and therefore improving nitrogen availability for subsequent crops.
Merili Toom   +8 more
doaj   +1 more source

Host–strain mediated selection for an effective nitrogen-fixing symbiosis between Trifolium spp. and Rhizobium leguminosarum biovar trifolii

open access: yes, 2008
Host–strain mediated selection for an effective nitrogen-fixing symbiosis between Trifolium spp.
E Sezmis (13727029)   +8 more
core  

Trifolium sect. Trifolium. II. Karyological study [PDF]

open access: yes, 1993
Trifolium sect. Trifolium. II. Estudio cariológico. Se estudian desde el punto de vista cariológico las especies peninsulares del género Trifolium pertenecientes a la sect. Trifolium.
Muñoz Rodríguez, Adolfo Francisco
core  

chemotaxis of rhizobium phaseoli towards flavones and other related compounds [PDF]

open access: yes, 1987
The formation of nitrogen-fixing nodules on leguminous plants is the result of a highly specific interaction between the host plant and the soil bacterium Rhizobium.
Munoz Aguilar, Jose Manuel
core  

The rhizobium-pea symbiosis as affected by high temperatures [PDF]

open access: yes, 1976
A study has been made concerning the effect of high temperatures on the symbiosis of Rhizobium leguminosarum and pea plants (Pisum sativum). At 30°C, no nodules were found on the roots of plants growing in nutrient solution after inoculation with the ...
Frings, J.F.J.
core  

Partial Characterization and Comparison of Rhizobia from Astragalus Flexuosus Glycyrrhiza Lepidota, and Trifolium Spp. [PDF]

open access: yes, 1978
Biological nitrogen fixation, a means of alleviating our increasing dependence on synthesized nitrogen fertilizers, is being studied with renewed interest.
Eide, Elmer L.
core   +1 more source

Perfil fitoquímico das pastagens em diferentes sistemas de manejo de unidades de produção de leite do Oeste de Santa Catarina [PDF]

open access: yes, 2015
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias, Programa de Pós-Graduação em Agroecossistemas, Florianópolis, 2015.Os sistemas de produção de leite, no Oeste de Santa Catarina, predominantemente a base de ...
Holz, Daline Taís
core  

Leguminous bloat in dairy cattle on Trifolium spp. pastures [PDF]

open access: yes, 2009
O pastejo de plantas leguminosas que provocam fermentação excessiva pode causar surtos de timpanismo e mortes em ruminantes. Em uma propriedade no município de São Francisco de Paula, Rio Grande do Sul, oito bovinos de um total de 66 morreram subitamente,
Bandarra, Paulo Mota   +6 more
core   +1 more source

The model legume Medicago truncatula A17 is poorly matched for N2fixation with the sequenced microsymbiont Sinorhizobium meliloti 1021 [PDF]

open access: yes, 2008
Medicago truncatula (barrel medic) A17 is currently being sequenced as a model legume, complementing the sequenced root nodule bacterial strain Sinorhizobium meliloti 1021 (Sm1021). In this study, the effectiveness of the Sm1021-M.
Terpolilli, J.J.   +4 more
core  

Intercropping Ethiopian Trifolium species with wheat

open access: yes, 2013
Trials were conducted to test methods of intercropping annual Ethiopian clovers, Trifolium spp, with wheat. Several different clover varieties, sowing methods, plant spacings, planting dates and rates of phosphorus application were compared.
Kahurananga, J.
core   +1 more source

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