Results 81 to 90 of about 3,867 (220)

CONTRIBUTIONS OF AGRICULTURAL IMPROVED TECHNOLOGIES TO RURAL POVERTY ALLEVIATION IN DEVELOPING COUNTRIES: CASE OF IMAZAPYR-RESISTANT MAIZE IN WESTERN KENYA [PDF]

open access: yes
Last two decades have been dominated by issues on poverty as major growth area with the adoption by United Nations member countries of the Millennium Development Goals, the first of which calls for halving the incidence of poverty and hunger by 2015 ...
Manyong, Victor M.   +3 more
core   +1 more source

The 2023 European Union report on pesticide residues in food

open access: yesEFSA Journal, Volume 23, Issue 5, May 2025.
Abstract Under European Union legislation (Article 32, Regulation (EC) No 396/2005), the European Food Safety Authority publishes an annual report assessing the pesticide residue levels in food. In 2023, as part of the EU‐coordinated multiannual control programme subset, 13,246 samples placed on the European market were analysed, with a 1.0% found to ...
European Food Safety Authority (EFSA)   +5 more
wiley   +1 more source

Effect of glufosinate-ammonium, glycophosphate and imazapyr herbicides at two spraying volumes on Imperata cylindrica (L.) Raeuschel [PDF]

open access: yes, 2011
Imperata cylindrica (L.) Raeuschel is a problematic weed of the tropical region which causes significant losses in cultivated and non-cultivated areas, and is difficult to control.
Awang, Yahya   +3 more
core  

Imazapyr+imazapic herbicide determines acute toxicity in silver catfish Rhamdia quelen

open access: yesEcotoxicology and Environmental Safety, 2016
Imazapyr (IMY) and imazapic (IMI) are imidazolinone herbicides which have been associated in a commercial formulation (Kifix(®)). To date, there are no studies on the toxicity of an IMY+IMI herbicide in fish. This work aimed to assess the acute toxicity (24 and 96 h) of IMY+IMI (0, 0.488 and 4.88 µg/L) towards Rhamdia quelen through hematological ...
Jaqueline Ineu, Golombieski   +10 more
openaire   +2 more sources

Participatory Evaluation of Integrated Pest and Soil Fertility Management Options Using Ordered Categorical Data Analysis [PDF]

open access: yes
During participatory rural appraisals, farmers at the Lake Victoria basin of Kenya and Uganda identified Striga, stemborer and declining soil fertility as three major constraints to maize production To reduce food insecurity, several innovative ...
De Groote, Hugo   +5 more
core   +1 more source

Commercialisation: A meta-approach for agricultural development among smallholder farmers in Africa? [PDF]

open access: yes, 2013
This paper presents a critique of commercialising smallholder farming for agriculture in Sub-Saharan Africa. First it questions the validity of an overarching ‘metanarrative’ approach to development.
Chitundu, Maureen   +2 more
core   +2 more sources

Controle químico de Pistia stratiotes, Eichhornia crassipes e Salvinia molesta em caixas d'água Chemical control of Pistia stratiotes, Eichhornia crassipes and Salvinia molesta in reservoirs

open access: yesPlanta Daninha, 2002
Durante o ano de 1999 foram conduzidos três experimentos em Botucatu-SP, em condições de caixas d'água, com o objetivo de estudar o efeito de alguns herbicidas sobre Pistia stratiotes, Eichhornia crassipes e Salvinia molesta.
D. Martins   +3 more
doaj   +1 more source

Impacto do transgene AHAS e de herbicidas associados à cultura da soja na comunidade microbiana do solo. [PDF]

open access: yes, 2012
O Brasil ocupa a posição de segundo maior produtor mundial de soja geneticamente modificada [Glycine max (L.) Merr.]. Apesar da importância da cultura, ainda há poucos estudos sobre os efeitos causados na comunidade microbiana do solo, pelo cultivo de ...
ARIAS, C. A. A.   +6 more
core  

Seasonal effects on mortality rates and resprouting of stems treated with glyphosate in the invasive tree of heaven (Ailanthus altissima (Mill.) Swingle) [PDF]

open access: yes, 2015
Tree of heaven (Ailanthus altissima) is regarded as invasive within urban and natural areas worldwide. Efficient methods to control it are significantly needed if we are to limit its well-known environmental and economic impacts.
BADALAMENTI, Emilio   +2 more
core   +1 more source

Ação do imazapic+imazapyr sobre a tiririca (Cyperus rotundus) e os desnitrificadores em milho Action of imazapic+imazapyr on purple nutsedge (Cyperus rotundus) and denitrifying bacteria in corn

open access: yesPlanta Daninha, 2004
Os objetivos do experimento foram avaliar a eficácia do imazapic+imazapyr sobre a tiririca e a influência desta planta daninha sobre a população de desnitrificadores em solo cultivado com milho. O experimento foi realizado em caixas de 0,70 x 0,30 x 0,30
A.V. Ulbrich   +3 more
doaj   +1 more source

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