fitotoksinai — statusas T sritis apsauga nuo naikinimo priemonių apibrėžtis Nuodingosios cheminės medžiagos augalams naikinti. Fitotoksinai naudojami žemės ūkyje piktžolėms naikinti. Fitotoksinai skirstomi į ↑herbicidus, arbocidus, algicidus, ↑ defoliantus ir… … Apsaugos nuo naikinimo priemonių enciklopedinis žodynas
фитотоксиканты — fitotoksinai statusas T sritis apsauga nuo naikinimo priemonių apibrėžtis Nuodingosios cheminės medžiagos augalams naikinti. Fitotoksinai naudojami žemės ūkyje piktžolėms naikinti. Fitotoksinai skirstomi į ↑herbicidus, arbocidus, algicidus, ↑… … Apsaugos nuo naikinimo priemonių enciklopedinis žodynas
David Macht — David Israel Macht (February 14, 1882 October 14, 1961) was a Pharmacologist and Doctor of Hebrew Literature, responsible for many contributions to pharmacology during the first half of the 20th century. Born in Moscow in 1882, Macht moved to… … Wikipedia
Insecticidal soap — is defined as any of the potassium fatty acid soaps used to control many plant pests. Insecticidal soap is typically sprayed on plants in the same manner as other insecticides. Insecticidal soap works only on direct contact with the pests. The… … Wikipedia
Desulfonylation reactions — are chemical reactions leading to the removal of a sulfonyl group from organic compounds. As the sulfonyl functional group is electron withdrawing, methods for cleaving the sulfur carbon bonds of sulfones are typically reductive in nature.… … Wikipedia
Organotin — compounds or stannanes are chemical compounds based on tin with hydrocarbon substituents. Organotin chemistry is part of the wider field of organometallic chemistry [ Synthetic aspects of tetraorganotins and organotin(IV) halides Sander H.L.… … Wikipedia
Herbicidal warfare — is a form of warfare in which the objective is to destroy the plant based ecosystem of an area for the purpose of disrupting agricultural food production or destroying plants which provide cover to an enemy. In contrast to other forms of chemical … Wikipedia
Organotin chemistry — Organotin compounds are those with tin linked to hydrocarbons. Organotin compounds or stannanes are chemical compounds based on tin with hydrocarbon substituents. Organotin chemistry is part of the wider field of organometallic chemistry.[1] The… … Wikipedia
Herbicide — Weeds killed with herbicide Herbicides, also commonly known as weedkillers, are pesticides used to kill unwanted plants.[1] Selective herbicides kill specific targets while leaving the desired crop relatively unharmed. Some of these act by… … Wikipedia
Water purification — This article is about large scale, municipal water purification. For portable/emergency water purification, see portable water purification. For industrial water purification, see deionized water. For distilled water, see distilled water. Water… … Wikipedia
