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repels flying insects [4] Chives: repels carrot fly, Japanese beetle, [2] and aphids [3] Chrysanthemums: repel roaches, ants, the Japanese beetle, ticks, silverfish, lice, fleas, bedbugs, and root-knot nematodes [2] Citronella grass: repels insects, may deter cats [5] Clovers: repel aphids and wireworms [3] Common lantana: repels mosquitoes [1 ...
The names on the list are the ISO common names. A complete list of pesticide common names is published by the BCPC. [1] The University of Hertfordshire maintains a database of the chemical and biological properties of these materials, [2] including their brand names and the countries and dates where and when they have been introduced. [3]
Most or all plants produce chemical insecticides to stop insects eating them. Extracts and purified chemicals from thousands of plants have been shown to be insecticidal, however only a few are used in agriculture. [49] In the USA 13 are registered for use, in the EU 6. In Korea, where it is easier to register botanical pesticides, 38 are used.
A manual backpack-type sprayer Space treatment against mosquitoes using a thermal fogger Grubbs Vocational College students spraying Irish potatoes. Pesticide application is the practical way in which pesticides (including herbicides, fungicides, insecticides, or nematode control agents) are delivered to their biological targets (e.g. pest organism, crop or other plant).
Tomato plants need a mild nitrogen deficit to set fruit: Clover, like most legumes, hosts bacteria that fix nitrogen in the soil, helping fertilize nearby plants. Clover also provides ground cover, helping retain water in the soil as a "living mulch", and protecting nearby crops from predation by insect pests.
weeds and rodents have been controlled with microbial agents. Various animal, fungal, and plant organisms and extracts have been used as biopesticides. Products in this category include: Insect pheromones and other semiochemicals; Fermentation products such as Spinosad (a macrocyclic lactone)