Common pesticides for flower diseases and insect pests

Generally refers to the use of living organisms to control diseases and insect pests, with no residue, no pollution, no pollution of the environment characteristics, can specifically act on the relevant diseases, harmful biological species. At present, bacteria, insects, insect hormones, entomopathogenic nematodes and insect viruses are widely recognized as the most widely used. What to use.

Control of flower piercing-sucking pests

One is fungal pesticides, mainly aphids. Aphidicide is a fungal biological pesticide. Its main insecticidal component is an ester-soluble sterol compound. It has low toxicity, quick knock down to aphids, and kills leaf mites, does not harm beneficial insects such as chrysopa and ladybug, and has the effect of promoting the growth of flowers.

The second is a series of pesticides, mainly the following three kinds. Amitin: Amitin is also called Aifuding. The active ingredient of this drug is avermectin, which is widely used at present. It can effectively control numerous phytophagous mites and other pests that are insensitive to or resistant to commonly used pesticides, such as red spiders, leaf miners, sting moths, geometrids, lymantrids, psyllids and other leaf-eating and stinging flower pests. It has stomach poison and contact killing effect on mites and other pests. Compared with chemical pesticides, the recovery speed of predatory and parasitic beneficial insects is faster after using this medicine, which is beneficial to ecological balance. The medicine is easy to decompose when it meets oxygen and light, and has no residue. It is beneficial to human beings, livestock, flowers and plants. 10% Liuyangmycin aqueous solution: an acaricide, a new type of drug. 2.5% Huaguangmycin powder: a new acaricide, which does not pollute the environment, has no residue in the air and soil, and has protective effect on beneficial insects.

Third, plant pesticides, such as 0.5% veratrine, have a certain effect on all kinds of aphids, especially aphids that are easy to produce resistance, and on spider mites.