Results 21 to 30 of about 13,328 (250)

Evaluation of pre-emergence herbicides for weed management and rice yield in direct-seeded rice in Cambodian lowland ecosystems

open access: yesFarming System, 2023
Poor weed management in direct-seeded rice (DSR) at crop establishment stage has led to the need to explore different pre-emergence herbicides to reduce weed biomass and increase DSR yield in Cambodian lowland ecosystems.
Chinaza B. Onwuchekwa-Henry   +3 more
doaj   +1 more source

Poa annua becomes the first weed to evolve resistance to indaziflam applied preemergence and early-postemergence. [PDF]

open access: yesPest Manag Sci
We report the first confirmed global case of Poa annua evolving resistance to indaziflam applied both preemergence and early‐postemergence. Resistance intensified under cool temperatures, was not reversed by metabolic inhibitors, and was often linked to multiple resistance, underscoring urgent needs for integrated weed management.
Miranda JW, Gaines TA, Moretti ML.
europepmc   +2 more sources

Weed management in azuki bean with preplant incorporated herbicides

open access: yesLegume Science, 2021
There are only two soil‐applied herbicides, pendimethalin and imazethapyr, registered for weed management in azuki bean production in Ontario, Canada.
Nader Soltani   +2 more
doaj   +1 more source

Flood event impact on pesticide transfer in a small agricultural catchment (Moutousse at Aurade, south west France) [PDF]

open access: yes, 2010
In this paper, pesticide transfer dynamic is studied during two flood events in a small experimental catchment close to Toulouse (south west France). Thirteen pesticide molecules (herbicides, fungicides) have been analysed by multi-residue technique on ...
Durbe, Gaël   +5 more
core   +1 more source

Effect of Weed Management Practices in Chrysanthemum (Dendranthema grandiflora T.) under Chhattisgarh Plains Agro-climatic Condition

open access: yesInternational Journal of Bio-Resource and Stress Management, 2023
The present experiment was conducted at the Department of Horticulture, Indira Gandhi Krishi Vishwavidyalaya, Raipur (Chhattisgarh) during winter season to evaluate the effect of weed management practices on the growth and flowering of chrysanthemum ...
Gaurav Sharma   +3 more
doaj  

Structural characterization of phytotoxic terpenoids from Cestrum parqui. [PDF]

open access: yes, 2005
Isolation, chemical characterization and phytotoxicity of nine polyhydroxylated terpenes (five C13 nor-isoprenoids, two sesquiterpenes, a spirostane and a pseudosapogenin) from Cestrum parqui LHerr are reported.
D'Abrosca, B   +6 more
core   +1 more source

Weed biomass and yield of greengram (Vigna radiata) as affected by sequential application of herbicides in Indo-Gangetic Plains

open access: yesThe Indian Journal of Agricultural Sciences, 2016
A field experiment was conducted during the rainy season of 2013 at the research farm of the ICAR-Indian Agricultural Research Institute, New Delhi to evaluate the performance of sequential application of herbicides for weed management in greengram ...
DINESH JINGER   +2 more
doaj   +1 more source

Response of Strip-Planted Wheat Varieties to Pendimethalin

open access: yesFundamental and Applied Agriculture, 2020
The study was initiated with the aims to determine the variation in growth and yield of winter wheat varieties to pendimethalin at different application rates and to identify the wheat varieties tolerant or susceptible to pendimethalin.
Taslima Zahan   +4 more
doaj   +1 more source

Weed Management in Direct Seeded Rice Grown under Varying Tillage Systems and Alternate Water Regimes [PDF]

open access: yesPlanta Daninha, 2018
: In direct seeded rice (DSR), flushes of weeds are encountered, and mostly subsequent herbicides need to apply to control weeds that appear later. A farmer friendly approach was hypothesized in present study to integrate the management strategies for ...
A. RIAZ   +6 more
doaj   +1 more source

Integration of Chemical and Manual Weed Management on Weed Density, Yield and Production Economics of Lentil (Lens culinaris Medikus)

open access: yesInternational Journal of Bio-Resource and Stress Management, 2023
A field study was conducted during rabi, 2010-11 and 2011-12 at Agricultural Research farm, BHU, Varanasi (U.P.) where five herbicides either as sole, integrated with mechanical weeding (MW) or sequentially applied were evaluated for efficacies of the ...
J. Lhungdim, Y. Singh, R. Pd. Singh
doaj  

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