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Insecticides may be systemic or non-systemic (contact insecticides). [2] [11] [12] Systemic insecticides penetrate into the plant and move (translocate) inside the plant. Translocation may be upward in the xylem, or downward in the phloem or both.
Non-systemic pesticides (contact pesticides) remain on the surface and act through direct contact with the target organism. Pesticides are more effective if they are systemic. Systemicity is a prerequisite for the pesticide to be used as a seed-treatment. Pesticides can be classified as persistent (non-biodegradable) or non-persistent ...
Non-pesticidal Management (NPM) describes various pest-control techniques which do not rely on pesticides. It is used in organic production of foodstuff, as well as in other situations in which the introduction of toxins is undesirable. Instead of the use of synthetic toxins, pest control is achieved by biological means.
Cypermethrin is a broad-spectrum insecticide, which means it kills beneficial insects as well as the targeted insects. [14] Fish are particularly susceptible to cypermethrin, [ 15 ] [ 16 ] but when used as directed, application around residential sites poses little risk to aquatic life. [ 17 ]
Imidacloprid is a systemic insecticide belonging to a class of chemicals called the neonicotinoids which act on the central nervous system of insects. The chemical works by interfering with the transmission of stimuli in the insect nervous system. Specifically, it causes a blockage of the nicotinergic neuronal pathway.
Abamectin (also called avermectin B 1) is a widely used insecticide and anthelmintic.Abamectin, is a member of the avermectin family and is a natural fermentation product of soil dwelling [1] actinomycete Streptomyces avermitilis. [2]