Results 91 to 100 of about 2,783 (197)

Optimization of Inter-Row Spacing and Nitrogen Rate for the application of Vision Guided Inter-Row Weeding in Organic Spring Cereals [PDF]

open access: yes, 2016
Flex-tine weed harrowing conducted as a full-width operation treating both crop and weeds is the principal method for direct weed control in organic spring cereals in Northern Europe. Results with this technology have varied considerably where especially
Green, Ole, Melander, Bo, Znova, Liubava
core  

Study of Clethodim Degradation and By-Product Formation in Chlorinated Water by HPLC

open access: yesChromatographia, 2005
Two of the most commonly used chlorinating agents for water disinfection, hypochlorite and chloramines, were employed to investigate the degradation of clethodim in conditions simulating tap water treatment. The main clethodim degradation products were identified by using liquid chromatography (LC) coupled with mass spectrometry (MS).
Sandín-España, P.   +2 more
openaire   +3 more sources

Leaves coverage of spray liquid and influence on herbicide efficacy

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2009
The effect of spray liquid leaves coverage on efficacy of herbicides was investigated. Five nozzles sizes were used to reach different percentage coverage. The effect of leaves coverage on Elytrigia repens (L.) Desv.
Martin Prokop
doaj   +1 more source

Seletividade de herbicidas pré e pós-emergentes para o pinhão-manso. [PDF]

open access: yes, 2018
O experimento foi instalado em Prudente de Morais, MG, em 2009, com o objetivo de avaliar a seletividade de herbicidas aplicados em pré e pós-emergência para a cultura do pinhão manso.
ARAUJO, S. G. A.   +7 more
core  

Economic implications of reduced tillage and cover crops in the irrigated mid‐South

open access: yesAgronomy Journal, Volume 117, Issue 2, March/April 2025.
Abstract Conservation cropping systems provide many ecosystem service benefits, but must improve or maintain profitability to be economically viable. This study was conducted to determine the sustainability of conservation tillage in continuous cotton (Gossypium hirsutum L.).
Carson Roberts   +7 more
wiley   +1 more source

CONTROL OF VOLUNTARY CORN WITH DOSES OF POST-EMERGENT GRAMINICIDES APPLIED AT DIFFERENT PHENOLOGICAL STAGES

open access: yesColloquium Agrariae, 2020
The occurrence of voluntary corn has been common in Brazilian crops, due to the adoption of a succession of soybean and corn crops resistant to glyphosate. The aim of this work was to evaluate the control of voluntary corn using different doses of acetyl-
Bárbara Suellen de Almeida Santos   +3 more
doaj  

Castor (Ricinus communis L.) Tolerance to Postemergence Herbicides and Weed Control Efficacy

open access: yesInternational Journal of Agronomy, 2012
Potential US castor production is limited due to only one labeled herbicide (trifluralin). Field studies were conducted at two Texas locations during 2008 and 2009 to evaluate postemergence herbicides for castor tolerance and weed control efficacy ...
W. James Grichar   +2 more
doaj   +1 more source

Resistant pests : A producer’s perspective [PDF]

open access: yes, 1994
La population mondiale continue de s'accroître rapidement tout en exigeant l'innocuité de ses aliments. Ces aliments sont produits sur une étendue limitée de sol et d'eau qui doit être protégée aujourd'hui et pour les générations à venir.
McPhee, G.
core   +1 more source

Drechslera Cynodontis as a Potential Bioherbicide for Controlling Goosegrass (Eleusine Indica) [PDF]

open access: yes, 2009
An ideal bioherbicide should be easy and cheap to produce, viable and efficacious in controlling target weed with definite time. Drechslela cynodontis has been reported as the potential bioherbicide for goosegrass; however, its control efficacy has ...
Chia, Shin Zhi
core  

Low carryover risk of late-season soybean herbicides to newly planted sugarcane

open access: yesWeed Technology
Numerous annual and perennial weeds infest sugarcane. End-season weed infestations are managed before sugarcane is replanted by fallowing (cultivation and sequential glyphosate applications) or by rotating to glyphosate-tolerant soybean in Louisiana ...
Matthew R. Foster   +4 more
doaj   +1 more source

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