Results 21 to 30 of about 1,051 (130)

Assessing forage bermudagrass cultivar tolerance to glyphosate application

open access: yesCrop, Forage &Turfgrass Management, Volume 6, Issue 1, 2020., 2020
Abstract In‐season weed control with glyphosate could be a feasible option if bermudagrass [Cynodon dactylon (L.) Pers.] tolerance to glyphosate was better understood. The objective of this study was to evaluate the tolerance of bermudagrass cultivars ‘Goodwell’ and ‘Greenfield’ to varying glyphosate rates under controlled environment. The experimental
Lucas F. Abreu   +5 more
wiley   +1 more source

Superação da dormência de sementes de capim-carrapicho Dormancy overcoming in southern sandbur seeds

open access: yesPlanta Daninha, 1997
O objetivo desta pesquisa foi o de identificar tratamentos que, capazes de superar a dormência das sementes de Cenchrus echinatus, fossem favorá veis à germinação e passíveis de serem aplicados visando semeadura à campo.
Cibele C. Martins   +2 more
doaj   +1 more source

Grass Hosts of Cereal Aphids (Hemiptera: Aphididae) Between Wheat-Cropping Cycles in South Dakota [PDF]

open access: yes, 2018
Several grasses may serve as alternative hosts for cereal aphids during the interim between small-grain crops in South Dakota, but field studies to determine which grasses are important have not been undertaken.
Dagel, Kurt J, Hesler, Louis S
core   +2 more sources

Crown sheath rot of rice: host-range and varietal resistance to Gaeumannomyces graminis var. graminis

open access: yesPesquisa Agropecuária Tropical, 2014
Several gramineous plants occurring in rice fields show symptoms of crown sheath rot of rice, caused by Gaeumannomyces graminis var. graminis (Ggg), under natural conditions of infection.
Cecília do Nascimento Peixoto   +4 more
doaj   +1 more source

Testing and Data Recovery Excavations at 41BU51, Burleson County, Texas [PDF]

open access: yes, 2010
Prewitt and Associates, Inc. (PAI), conducted archeological testing and data recovery excavations at prehistoric site 41BU51 in Burleson County, Texas, for the Texas Department of Transportation, Environmental Affairs Division, in three phases of ...
Broehm, Cory J.   +3 more
core   +2 more sources

Influência do estádio de desenvolvimento de Cenchrus echinatus na supressão imposta por atrazine Effect of the growth stage of Cenchrus echinatus on weed suppression imposed by atrazine

open access: yesPlanta Daninha, 2011
Cenchrus echinatus é uma importante infestante em áreas de cultivo de milho, sorgo e milheto no Brasil. Embora atrazine seja um dos herbicidas mais utilizados nessas culturas, pouco tem sido feito para determinar a suscetibilidade dessa espécie em função
H.A. Dan   +5 more
doaj   +1 more source

Resource music for teaching American history [PDF]

open access: yes, 1950
Thesis (Ed.M.)--Boston ...
Field, George Franklin, Jr.
core   +2 more sources

Períodos de interferência das plantas daninhas na cultura do algodoeiro (Gossypium hirsutum) Weed interference periods in cotton crop (Gossypium hirsutum)

open access: yesPlanta Daninha, 2002
Com o objetivo de determinar os efeitos de períodos de controle e de convivência das plantas daninhas na produtividade da cultura do algodoeiro (Gossypium hirsutum), cultivar Delta-Opal, realizou-se um experimento que constou de dois grupos de ...
T.P. Salgado   +4 more
doaj   +1 more source

Efeitos de misturas de dinitramine e diuron em pré-plantio incorporado na cultura do algodão (Gossypium hirsutum L.) Effects of dinitramine and diuron mixtures applied pre-planting incorporated on cotton (Gossypium hirsutum L.)

open access: yesPlanta Daninha, 1982
Com o objetivo de se verificar o comportamento de misturas de dinitramine e diuron no controle de plantas daninhas na cultura do algodão, foram conduzidos dois experimentos de campo nos municípios paulistas de Casa Branca e Jaboticabal, em solo argiloso (
R. Victoria Filho   +2 more
doaj   +1 more source

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