Results 71 to 80 of about 1,973 (217)

Potoccatalytic oxidation of oganophosphorus pesticides using zinc oxide [PDF]

open access: yes, 2012
In recent years, the application of heteroge-neous photocatalytic water treatment processses has gained wide attention due to its effectiveness in degra-ding and mineralizing the pesticides.
Dehghani, M.H., Fadaei, A.M.
core  

Time of metamitron application and concentration in the chemical thinning of ‘Maciel’ peach

open access: yesRevista Brasileira de Fruticultura
In the peach tree cultivation, the producer has the challenge of obtaining good quality fruits and maintaining production in a balanced way over the years. Thinning favors these parameters and reduces the fruit load on plants.
Roseli de Mello Farias   +5 more
doaj   +1 more source

Chemical thinning programs for 'Fuji Mishima' apple trees under black anti-hail net

open access: yesPesquisa Agropecuária Brasileira, 2023
The objective of this work was to evaluate chemical thinning programs containing mixtures of different plant growth regulators, at low concentrations, applied to 'Fuji Mishima' apple trees at post-blossom, as well as to identify the most effective in ...
Lucas De Ross Marchioretto   +2 more
doaj   +1 more source

Zoeken naar alternatieven voor het wegvallen van middelen als gevolg van herprioritering : voor de fungiciden pyrimethanil, thiofanaat-methyl en tolclofos-methyl, voor de herbicide dazomet en voor de insecticide dimethoaat zijn alternatieve middelen onderzocht op hun werking [PDF]

open access: yes, 2011
Voor fungiciden pyrimenthanil, thiofanaat-methyl en tolclofos-methyl, voor de herbicide dazomet en voor de insecticide dimenthoaat zijn alternatieve middelen onderzocht op hun ...
Bulle, A.A.E., Dijkema, M.H.G.E.
core   +1 more source

Evaluation of weed control methods on sugar beet (Beta vulgaris L.) yield at different levels of nitrogen

open access: yesMajallah-i ḥifāẓat-i giyāhān, 2017
Introduction: Weed competition is one of the major factors which limit sugar beet production in the world. Weed – crop interactions are based on competition for water, nutrients and light and allelopathic effects may also play a small role. In sugar beet
AliAsghar Chitband   +3 more
doaj   +1 more source

Förekomst av bekämpningsmedel i svenska vatten 1985-2001 [PDF]

open access: yes, 2002
En databas innehållande analyser av bekämpningsmedel i yt-, grund- och dricksvatten i Sverige från åren 1985 till 2001 har sammanställts för att försöka skapa en överblick av hur situationen ser ut och hur den har förändrats över tiden. Totalt innehåller
Kreuger, Jenny   +2 more
core  

Sorption and desorption of glyphosate in Mollisols and Ultisols soils of Argentina [PDF]

open access: yes, 2018
In Argentina, glyphosate use has increased exponentially in the past years due to the widespread adoption of no-till management combined with genetically modified glyphosate-resistant crops.
Aparicio   +37 more
core   +1 more source

Ethyl 2-acetylhydrazono-2-phenylacetate

open access: yesActa Crystallographica Section E, 2008
The title compound, C12H14N2O3, was synthesized as an intermediate for the synthesis of metamitron. The benzene ring forms dihedral angles of 86.3 (2) and 10.0 (3)° with the ethyl group and the acetylimino plane, respectively.
Liang-Zhong Xu   +4 more
doaj   +1 more source

Impact of the quality of organic amendments on size and composition of the weed seed bank [PDF]

open access: yes, 2011
In addition to improving the soil quality, organic amendments of soils may affect weed seed survival, emergence, growth and reproduction. This study evaluated the effects of applications of different qualities of organic amendments on size and ...
Bulcke, Robert   +5 more
core   +1 more source

Effect of Kaolin Clay on Post-Bloom Thinning Efficacy, Cropping, and Fruit Quality in ‘Gala Vill’ Apple (Malus × domestica) Cultivation

open access: yesAgriculture
Effective thinning methods that balance yield, fruit quality, and ripening dynamics are essential to ensure efficient and sustainable apple production.
Sebastian Przybyłko   +3 more
doaj   +1 more source

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