Results 21 to 30 of about 6,641 (219)

Host status of different crops for Meloidogyne ethiopica control. [PDF]

open access: yes, 2017
Made available in DSpace on 2011-04-09T16:14:48Z (GMT). No. of bitstreams: 1 limahost.pdf: 955558 bytes, checksum: 19e5536e1387456bbe042fef85951be0 (MD5) Previous issue date: 2009-10 ...
CARNEIRO, R. G.   +4 more
core   +2 more sources

Avaliação do potencial alelopático de genótipos de aveia no final do ciclo Evaluation of allelopathic potential of oat genotypes at the end of life cycle

open access: yesPlanta Daninha, 1998
Em sistemas de cultivo em semeadura direta, a aveia é uma das culturas de inverno mais importantes entre as que são utilizadas para formação de cobertura morta.
Ubiratã S. Jacobi, Nilson G. Fleck
doaj   +1 more source

Allelopathic effects on the germination of soybean seeds (Glycine max L.Merrill)/
Efeitos alelopáticos sobre a germinação de sementes de soja (Glycine max L.Merrill)

open access: yesSemina: Ciências Agrárias, 2005
This work had as objective to study the effect of natural substances found in root exsudates of other crops on the gemination of soybean seeds. Two experiments were accomplished. For the first experiment wheat seeds (Triticum aestivum), cale (Triticum sp.
Andréa Maria Teixeira Fortes   +1 more
doaj   +1 more source

Época de colheita e desenvolvimento vegetativo de aveia preta Harvesting time and vegetative development of black oats

open access: yesScientia Agricola, 2001
Embora a aveia preta apresente importantes características de interesse agronômico, os estudos direcionados ao conhecimento da planta visando aumentos de produtividade são ainda em pequeno número em condições brasileiras.
Claudia Antonia Vieira Rossetto   +1 more
doaj   +1 more source

Alien invasive as well as rare and endangered species in the agrocenoses of the Ułęż commune

open access: yesAgronomy Science, 2019
The paper analyses the presence of invasive alien species and rare taxons among crop weeds in the Ułęż commune. The study is based on phytosociological relevés taken according to the Braun-Blanquet method.
ZOFIA RZYMOWSKA   +2 more
doaj   +1 more source

Produção de forrageiras anuais de estação fria no litoral sul do Rio Grande do Sul Productions of annual cold season forage species in the southern coastal zone of Rio Grande do Sul

open access: yesRevista Brasileira de Zootecnia, 1999
Forrageiras anuais de estação fria, Avena strigosa Schreb cv. IAPAR-61 Ibiporã, Lolium multiflorum Lam cv. Comum, Lotus subbiflorus Lag. cv. El Rincón, Avena sativa L. cv. UPF-16, Trifolium subterraneum L. cv. Woogenellup, Trifolium resupinatum L.
Jorge Fainé Gomes   +1 more
doaj   +1 more source

45S rDNA external transcribed spacer organization reveals new phylogenetic relationships in Avena genus. [PDF]

open access: yesPLoS ONE, 2017
The genus Avena comprises four distinct genomes organized in diploid (AA or CC), tetraploid (AABB or AACC) and hexaploid species (AACCDD), constituting an interesting model for phylogenetic analysis.
Joana Rodrigues   +2 more
doaj   +1 more source

Microsporogenesis in Brazilian Varieties of Avena sativa and Avena strigosa under Agronomic Forage Selection

open access: yesCYTOLOGIA, 2003
Since throughout history A. sativa has always been selected for grain production, thus requiring regular meiosis to ensure pollen fertility and since A. strigosa has been restricted to forage use, not requiring pollen fertility for its agronomic purposes, the present research compares the efficiency of the meiotic process in varieties of both species ...
Rosimeire Mollinari Suaki   +2 more
openaire   +2 more sources

Efeito de herbicidas graminicidas, aplicados em pós-emergência, sobre aveia branca, aveia preta e trigo Grass herbicides effects, applied in post-emergence, on grain oats, forage oats and wheat

open access: yesPlanta Daninha, 1998
Durante as estações de crescimento de 1993 e 1994 foram conduzidos dois experimentos, sendo um em vaso sob telado, na Faculdade de Agronomia da UFRGS, em Porto Alegre/RS, e outro em condições de campo, na Estação Experimental Agronômica da UFRGS, em ...
Leandro Vargas   +3 more
doaj   +1 more source

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