Results 31 to 40 of about 191,735 (285)

Selection Mapping Identifies Loci Underpinning Autumn Dormancy in Alfalfa (Medicago sativa). [PDF]

open access: yes, 2018
Autumn dormancy in alfalfa (Medicago sativa) is associated with agronomically important traits including regrowth rate, maturity, and winter survival. Historical recurrent selection experiments have been able to manipulate the dormancy response.
Brummer, E Charles   +3 more
core   +3 more sources

Allelopathic effect of Raphanus sativus on Urochloa decumbens and Lactuca sativa = Efeito alelopático de Raphanus sativus em Urochloa decumbens e Lactuca sativa

open access: yesAgro@mbiente On-line, 2016
The aim of this study was to evaluate the allelopathic potential of an extract from the leaves and roots of Raphanus sativus, on the species Urochloa decumbens and Lactuca sativa L. To obtain the extract, the leaves and roots of R.
Rafael Navas, Maria Renata Rocha Pereira
doaj   +1 more source

Vicia incisa (Fabaceae). Taxonomical and chorological notes [PDF]

open access: yes, 2017
The classification of the Vicia sativa aggregate is unsatisfactory. Concerning the taxonomic value and choice of rank of some of these taxa, there are disagreements among botanists.
Abbate, G., Iamonico, D., Iberite, M.
core   +1 more source

Teor de Ca, Mg e S em alface-americana em função da aplicação de nitrogênio e potássio em adubação de cobertura, nas condições de inverno. [PDF]

open access: yes, 2020
O presente trabalho foi realizado com o objetivo de avaliar os efeitos da adubação com N e K em cobertura sobre o teor de Ca, Mg e S em alface-americana (Lactuca sativa L.), cv.
CARVALHO, J. G. de   +4 more
core  

Three geographically separate domestications of Asian rice [PDF]

open access: yes, 2015
Domesticated rice (Oryza sativa L.) accompanied the dawn of Asian civilization(1) and has become one of world's staple crops. From archaeological and genetic evidence various contradictory scenarios for the origin of different varieties of cultivated ...
AJ Garris   +23 more
core   +4 more sources

Enzyme expression in indica and japonica rice cultivars under saline stress - doi: 10.4025/actascibiolsci.v34i4.8535

open access: yesActa Scientiarum: Biological Sciences, 2012
The southern State of Rio Grande do Sul (RS) is the main rice producer in Brazil with a 60% participation of the national production and 86% participation of the region. Rice culture irrigation system is done by flooding, which leads to soil salinization,
Maria da Graça de Souza Lima   +5 more
doaj   +1 more source

Phenological and Quality Aspects of Grains of Rice O. sativa L

open access: yes, 1992
This article 'Phenological and Quality Aspects of Grains of Rice O. sativa L' appeared in the International Rice Research Newsletter series, created by the International Rice Research Institute (IRRI). The primary objective of this publication was to expedite communication among scientists concerned with the development of improved technology for rice ...
Vidal, A. A., Asborno, M. D.
openaire   +1 more source

ARROZ VERMELHO: ECOFISIOLOGIA E ESTRATÉGIAS DE CONTROLE RED RICE: ECOPHYSIOLOGY AND STRATEGIES OF CONTROL

open access: yesCiência Rural, 2001
A interferência exercida pelo arroz vermelho (Oryza sativa L.) sobre o arroz cultivado (O. sativa L.) é o principal fator que limita o aumento do potencial de rendimento do cereal no Rio Grande do Sul.
Dirceu Agostinetto   +4 more
doaj   +1 more source

Resistance of Rice Varieties to \u3ci\u3eSitophilus oryzae\u3c/i\u3e (Coleoptera: Curculionidae) [PDF]

open access: yes, 2016
Rice, Oryza sativa L. (Poaceae), is one of the world’s most important food crops. Among the insects that damage rice grains, the rice weevil, Sitophilus oryzae (L.) (Coleoptera: Curculionidae), is the most important species.
da Silva Araújo, Marcio   +6 more
core   +1 more source

Efeito de espécies vegetais em bordadura em cebola sobre a densidade populacional de tripes e sirfídeos predadores. [PDF]

open access: yes, 2003
Analisou-se a relação entre o efeito do plantio de diferentes espécies vegetais, em bordadura, na cultura da cebola, Allium cepa L, na incidência de Thrips tabaci Lind. e sirfídeos predadores, Toxomerus spp.
ALTIERI M.A.   +22 more
core   +2 more sources

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