Mud killing agent suitable for large-scale production
A large-scale and suitable technology, applied in the fields of pesticides, biocides, plant growth regulators, etc., can solve the problems of insecticidal effects that are prone to drug-resistant pests, pest resistance and drug resistance differences, etc. Good medicinal properties, quick-acting, and little effect
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Embodiment 1
[0023] This example provides a kind of Bunii killing agent suitable for large-scale production, including extracts of babubu, torreya seed extract, pumpkin seed extract, Xu Changqing extract, Qiannianjian extract, Qingfengteng extract, Inula inula Extract, Cinnamon Extract, Qingming Willow Extract and Indoxacarb in the following quantities:
[0024]
[0025]
[0026] Its preparation method: add water to decoct basil, torreya, and pumpkin seeds twice, each time for 2 hours, combine the decoction, add ethanol to filter and concentrate, add 3 times the amount of water, fully stir, refrigerate for 48 hours, filter, and the filtrate is decompressed Concentrate to a relative density of about 1.15, and prepare the liquid medicine for later use; Xu Changqing, Qiannianjian, Qingfengteng, Inula, Cinnamon, and Qingming Liu are decocted twice, each time for 1 hour, and the decoctions are combined, filtered, and the filtrate is concentrated. Let it cool, add ethanol to make the ethan...
Embodiment 2
[0029] This example verifies that the medicinal composition has a killing rate on radish compared with common insecticides on the market.
[0030] Select the common insecticides on the market: P. lilacinus water agent, nematicide, special root thread agent, and thiamethoxam insecticide.
[0031] Group according to different insecticides, each group prepares 1,000 Bud muds in three stages of eggs, larvae, and adults, and then uses insecticides on the Bui muds in each stage, and tests each group of insecticides kill rate, as shown in the table below:
[0032] Table 1 The killing effect of insecticides on Bud mud
[0033]
[0034] It can be seen from the above table that each group of insecticides has the highest killing rate on larvae, and this product has the best insecticidal effect, and the killing effect is remarkable, even the most difficult to kill insect eggs have a good killing effect .
Embodiment 3
[0036] This example verifies the killing rate of the pharmaceutical composition on various pests.
[0037] Select 10,000 pieces of bonito, beetles, mole crickets, borers, scarabs, scale insects, spodoptera, leafhoppers, pear psyllids, and root-knot nematodes, and group them respectively, and use the medicines prepared in Example 1 to make medicines of the same concentration. liquid, spray the pests of each group respectively, and after 1 hour, check the killing rate of various pests, the results are shown in the following table:
[0038] Table 2 The killing effect of the drug on various pests
[0039] group
[0040] As can be seen from the above table, the medicine prepared in Example 1 only has a good killing effect on the burdock mud, and has a very limited killing effect on other pests. This proves that this product is highly targeted and can only be used It is used for the killing of Buni.
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