A plant source of fast-acting pesticidal composition and preparation method and application

The present invention discloses a fast-acting insecticidal composition and preparation method and application of a plant origin, belongs to the technical field of plant insecticidal pesticides. Pesticidal compositions of the present invention, the percentage by weight of each of the following raw materials: 5 to 25% matrine, polyoxyethylene ether type plant 5 to 15% alkyl glycoside 10 ~ 25%, d- limonene 5 ~ 30%, 5-15% microporous starch, food preservatives, and 0.05 to 0.8% 10-69.95% water. Used in compositions of the invention raw materials from all biodegradable plant-derived drugs, free from harmful or non-biodegradable or potentially hazardous chemicals, use of chemical pesticides is not complex. Tests proved efficacy, the pesticidal rate pesticidal composition of the present invention may be at or near the level of chemical pesticides, no phytotoxicity to plants and beneficial insects, widely applied to fruits, vegetables, tea, tobacco, Chinese herbal and other production and aphids, grasshoppers, inchworm, red spider, leek maggot, wolfberry psyllid, psylla, whitefly, diamondback moth and armyworms and other pests of organic agricultural products.