Results 21 to 30 of about 9,604 (256)

Seed production of barnyardgrass (Echinochloa crus-galli) in response to time of emergence in cotton and rice [PDF]

open access: yes, 2011
The spread of herbicide resistance in barnyardgrass (Echinochloa crus-galli (L.) Beauv.) poses a serious threat to crop production in the southern United States.
P. NEVE   +7 more
core   +1 more source

Impact of Time and Rate of Imazetapyr Herbicide Application on Growth and Yield of Faba bean (Vicia faba L.) [PDF]

open access: yesIkufīziyuluzhī-i Giyāhān-i Zirā̒ī, 2020
To evaluate the effect of time and rates of imazethapyr application on weed control of bean field an experiment was conducted in Agricultural Research Station of Lorestan University based on the randomized complete block design (RCBD) with three ...
Abdolreza Ahmadi, Omid Ali Akbarpour
doaj   +1 more source

Evidence for an ecological cost of enhanced herbicide metabolism in Lolium rigidum [PDF]

open access: yes, 2009
1. In some cases, evaluation of resource competitive interactions between herbicide resistant vs. susceptible weed ecotypes provides evidence for the expression of fitness costs associated with evolved herbicide-resistant gene traits. Such fitness costs
Martin M. Vila‐Aiub   +5 more
core   +1 more source

Dactyloctenium aegyptium (L.) Willd. (Poaceae) Differentially Responds to Pre- and Post-Emergence Herbicides through Micro-Structural Alterations

open access: yesAgriculture, 2022
Herbicides are widely used to kill weeds and increase crop production all over the world. Nevertheless, some weeds show certain structural modifications in response to herbicide application that impart mostly partial or sometimes complete tolerance to ...
Sidra Riaz   +9 more
doaj   +1 more source

Effect of nutrient and weed management strategies on the yield performance of boro rice cv. BRRI dhan63

open access: yesFundamental and Applied Agriculture, 2018
An experiment was conducted to study the yield components and yield of Boro rice (cv. BRRI dhan63) under different nutrient and weed management strategies.
Md. Ariful Islam   +3 more
doaj   +1 more source

Control of ALS- and EPSPS-Resistant Amaranthus palmeri by Alternative Herbicides Applied in PRE- and POST-Emergence [PDF]

open access: yesPlanta Daninha
: The emergence of resistant biotypes of the Amaranthus palmeri species in cotton production areas of the state of Mato Grosso, Brazil, generated the need for correct identification of this species and information on viable herbicidal tools for their ...
A. GONÇALVES NETTO   +5 more
doaj   +2 more sources

Nodulation Effectivity, N-Accumulation and Yield of Soybean (Glycine max) in a Clayloam Soil Treated with Pre- and Post-Emergence Herbicides [PDF]

open access: yesTropicultura, 2003
Introduction of exogenous micro-organisms in the rhizosphere of crop plants for plant growth enhancement requires a careful study of factors affecting their performance.
Anikwe, MAN., Okonkwo, CI., Mbah, CN.
doaj  

Can we predict community-wide effects of herbicides from toxicity tests on macrophyte species? [PDF]

open access: yes, 2011
Macrophyte communities play an essential role in the way freshwater ecosystems function. It is thus of great concern to understand how environmental factors, especially anthropogenic ones, influence their composition and diversity.
Arnaud Elger   +9 more
core   +1 more source

Effect of Nitrogen on Weed Infestation and Performance of Boro Rice Under Two Selected Herbicides

open access: yesBangladesh Agronomy Journal, 2015
A field experiment was conducted at the experimental farm of Bangabandhu Sheikh Mujibur Rahman Agricultural University (BSMRAU), Salna, Gazipur from November 2013 to May 2014 to determine the effect of nitrogen and herbicide on weed infestation and ...
MM Morshed, MN Bari, QA Khaliq, MS Alam
doaj   +1 more source

Weed Response to Different Tank-Mix Herbicide Combinations and its Impact on Winter Rice Performance in Zero Till Non-Puddled Condition

open access: yesFundamental and Applied Agriculture
Tank-mixture of two or more chemical groups of either pre- or post-emergence herbicide might play a vital role to manage weeds of a diversified community more effectively than their single or sequential application.
A K M Mominul Islam   +7 more
doaj   +1 more source

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