Results 51 to 60 of about 369 (101)

COMPETITIVIDADE RELATIVA ENTRE HÍBRIDOS DE MILHO E BIÓTIPO DE LEITEIRO [PDF]

open access: yes, 2021
Maize is one of the main cereals cultivated worldwide and wild poinsettia is among the weeds that cause damage in grain production. The objective of this study was to evaluate the relative competitive ability of maize hybrids in the presence of a wild ...
Basso, Felipe José Menin   +5 more
core   +1 more source

Avaliação de angustifoliadicidas na cultura da soja em Minas Gerais Grass weed control with herbicides in soybeans in Minas Gerais

open access: yesPlanta Daninha, 1985
Três experimentos de campo foram conduzidos em Latossolos Vermelho-Escuro e Vermelho-Amarelo, nos anos 1981/82 e 1982/83 com o objetivo de determinar o efeito de herbicidas para o controle de plantas daninhas angustifoliadas e fitotoxidade sobre a ...
Itamar Ferreira de Souza   +3 more
doaj   +1 more source

Redução da infestação de Brachiaria plantaginea em soja pela cobertura do solo com palha de aveia-preta Reduction of Brachiaria plantaginea infestation on soybean crop with black oat residues

open access: yesPesquisa Agropecuária Brasileira, 2000
Este trabalho foi conduzido em área da Universidade Federal do Rio Grande do Sul, em Eldorado do Sul, RS, em 1996/97, com o objetivo de avaliar os efeitos de resíduos de aveia-preta (Avena strigosa Schreb.) sobre o solo na densidade de papuã (Brachiaria ...
GIOVANI THEISEN   +2 more
doaj   +1 more source

Comportamento ingestivo de novilhas de corte em pastagem de gramíneas anuais de estação quente Ingestive behavior of beef heifers in warm season annual grass pastures

open access: yesRevista Brasileira de Zootecnia, 2011
O experimento foi conduzido com o objetivo de avaliar os atributos das pastagens de milheto (Pennisetum americanum) e papuã (Urochloa plantaginea) e relacioná-los ao comportamento ingestivo de novilhas de corte.
Alexandre Nunes Motta de Souza   +5 more
doaj   +1 more source

Interference and threshold level of Sida rhombifolia in transgenic soybean cultivars [PDF]

open access: yes, 2022
This study aimed to assess the interference and threshold level (TL) of Sida rhombifolia, the arrowleaf sida, competing with different soybean cultivars.
Alessandro Konzen   +9 more
core   +2 more sources

Ingestive behavior, performance and forage intake by beef heifers on tropical pasture systems

open access: yesRevista Brasileira de Zootecnia, 2013
The experiment was carried out to evaluate forage intake, performance and ingestive behavior of beef heifers. Productive, structural and chemical characteristics of the pasture were also evaluated. The experimental design was completely randomized in a 3
Renato Alves de Oliveira Neto   +7 more
doaj   +1 more source

Weed Management in Sprinkler-Irrigated Rice: Experiences from Southern Brazil [PDF]

open access: yes, 2017
Sprinkler rice saves water compared to paddy rice. However, in paddy fields, the water table is efficient for weed suppression. In sprinkler rice, there is no water table on soil; thus, weed management used in paddy rice may not be suitable for sprinkler
Andres, André   +6 more
core   +2 more sources

Morphophysiological responses of conventional and gm soybean with distinct biotechnological background to weed competition. [PDF]

open access: yes
: New technologies developed to control weeds in crops are flourishing in recent years. Therefore, the objective of this work was to study the competitive ability of soybean cultivars C2531E (Enlist®), M6410 IPRO (RR2®) and BRS 257 (conventional), with ...
BERNARDI, N. D-C.   +9 more
core   +1 more source

Competitive ability of maize with weed species as a function of the inserted transgenic trait. [PDF]

open access: yes
: New technologies developed to control weeds in crops have flourished in recent years. Therefore, the objective of this work was to study the competitive ability of maize hybrids 2B433 (Enlist®), Pioneer 30F53 (VYHR®), and 13K288 PWE (Enlist®) and a ...
BERNARDI, N. D. C.   +7 more
core   +1 more source

Weed control in "LL" maize tolerant to glufosinate-ammonium. [PDF]

open access: yes, 2020
The glufosinate-ammonium is an herbicide with contact action and, when used in tolerant LL maize, requires associations with other products to improve the weed control spectrum and increase the residual period in the area.
BRUNETTO, L.   +6 more
core   +1 more source

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