Results 11 to 20 of about 307 (140)

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   +2 more sources

Peer review of the pesticide risk assessment of the active substance phenmedipham

open access: yesEFSA Journal, 2018
The conclusions of EFSA following the peer review of the initial risk assessments carried out by the competent authorities of the rapporteur Member State, Finland, and co‐rapporteur Member State, Denmark, for the pesticide active substance phenmedipham ...
Stefania Barmaz   +2 more
exaly   +2 more sources

Analysis of Phenmedipham in Agricultural Products by HPLC

open access: yesShokuhin Eiseigaku Zasshi Journal of the Food Hygienic Society of Japan, 2005
An analytical method was developed for the determination of phenmedipham (PM) in agricultural products using reversed-phase high-performance liquid chromatography with UV detection. A sample was extracted with acetonitrile, and the acetonitrile layer was separated by salting-out. The acetonitrile phase was isolated and evaporated.
Kumiko Sasaki
exaly   +4 more sources

Potential Optimization of Soil-Applied Herbicides in Rainfed Chickpea (Cicer arietinum L.) through Incorporation via the Sowing System [PDF]

open access: yesپژوهش‌های حبوبات ایران
IntroductionWeeds are one of the most problematic factors in chickpea production systems and chemical control of weeds is limited in Iran because of registered selective herbicides for this crop are not available for farmers.
Hossein Najafi   +2 more
doaj   +2 more sources

Herbisit Uygulamaları Yapılan Amaranthus retroflexus L. Bitkilerinden Elde Edilen Tohumların Çimlenme Özellikleri

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2020
Şeker pancarı yetiştiriciliğinde Amaranthus retroflexus L. önemli yabancı otlardan biridir. Çalışmada, ekim öncesi chloridazon (C), çıkış öncesi ve sonrası metamitron (M) ile çıkış sonrası ethofumesate + phenmedipham + desmedipham + lenacil (EPDL) etkili
Oğuzhan Cerit, Derya Öğüt Yavuz
doaj   +3 more sources

Applying a GLM-based approach to model the influence of soil properties on the toxicity of phenmedipham to Folsomia candida [PDF]

open access: yesJournal of Soils and Sediments, 2012
Purpose: Soil properties are the main explanation to the different toxicities obtained in different soils, due to their influence on chemical bioavailability and the test species performance itself.
Xavier Domène   +2 more
exaly   +2 more sources

Vergleich zweier Zwischenfrucht-Anbauverfahren von Zuckerrüben im Praxisversuch, unter Berücksichtigung verschiedener Herbizidwirkstoffe

open access: yesJulius-Kühn-Archiv, 2020
Zukünftig wird sich der Anbau von Zuckerrüben erschweren. Grund dafür ist unter anderem, dass in absehbarer Zeit immer mehr herbizide Wirkstoffe wegfallen, da sie ihre Zulassung verlieren.
Schulz, Marleen   +2 more
doaj   +3 more sources

Ursachen der selektiven Wirkung der Photosynthesehemmer Phenmedipham und Bentazon/ Causes of the Selective Action of the Photosynthetic Inhibitors Phenmedipham and Bentazon

open access: yesZeitschrift Fur Naturforschung - Section C Journal of Biosciences, 1979
Abstract The different sensitivity of broad-leave weeds against the photosynthetic inhibitors phenmedipham and bentazon could be explained by the combined action of herbicide uptake and decomposition. In spite of fast uptake of phenmedipham by Beta vulgaris, this plant was not injured, because the herbicide was ...
H Borner
exaly   +2 more sources

Reasoned opinion on the review of the existing maximum residue levels (MRLs) for phenmedipham according to Article 12 of Regulation (EC) No 396/2005

open access: yesEFSA Journal, 2014
According to Article 12 of Regulation (EC) No 396/2005, the European Food Safety Authority (EFSA) has reviewed the Maximum Residue Levels (MRLs) currently established at European level for the pesticide active substance phenmedipham.
European Food Safety Authority
exaly   +2 more sources

Phenmedipham + Desmedipham Effects on Sugarbeet

open access: yesAgronomy Journal, 1992
AbstractPhenmedipham + desmedipham [3‐methoxycarbonylaminophenyl‐3‐methylcarbanilate plus ethyl m‐hydroxycarbanilate carbanilate (ester)], is a herbicide which controls a number of broadleaf weeds in sugarbeet (Beta vulgaris L.) by inhibiting Photosystem II. This hericide also decreases the photosynthetic activity of sugarbeet. Field tests at Fargo, ND,
K. A. Prodoehl   +2 more
openaire   +2 more sources

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