Natural pest expelling liquid, and preparation method and application thereof
A kind of insect repellent liquid and natural technology, applied in the field of natural insect repellent liquid and its preparation, can solve the problems of large pollution, poor control effect, etc., achieve low cost, easy operation, and enhanced avoidance effect
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Embodiment 1
[0034] (1) Prepare materials according to the following components by mass:
[0035] 1 part of fresh neem stem and leaf, 1 part of fresh Eupatorium adenophorum stem and leaf, 9 parts of water;
[0036] (2) The fresh neem stems and leaves and the fresh Eupatorium adenophorum stems and leaves in the step (1) are crushed and mixed, soaked in water for 1-3 days, and then filtered to obtain the filtrate to obtain the natural insect repellent liquid.
[0037] The method for applying the above-mentioned natural insect repellent liquid to the drug insect repellent board is through the following operations:
[0038] Stir and mix 0.2 parts of high-gluten flour and 1 part of water, boil for 3 minutes, and then cool to obtain a noodle slurry; mix the natural insect repellent liquid and the noodle slurry at a mass ratio of 9:1 to obtain an insect repellent mucus, and the insect repellent mucus Apply it on the front and back of the insect repellent board with silver-white aluminum foil or ...
Embodiment 2
[0040] (1) Prepare materials according to the following components by mass:
[0041] 0.5 parts of fresh neem stems and leaves, 2 parts of fresh Eupatorium adenophorum stems and leaves, 8 parts of water;
[0042] (2) The fresh neem stems and leaves and the fresh Eupatorium adenophorum stems and leaves in the step (1) are crushed and mixed, soaked in water for 1-3 days, and then filtered to obtain the filtrate to obtain the natural insect repellent liquid.
[0043] The method for applying the above-mentioned natural insect repellent liquid to the drug insect repellent board is through the following operations:
[0044] Stir and mix 0.1 part of high-gluten flour and 1 part of water, boil for 3 minutes and then cool to obtain a noodle slurry; mix the natural insect repellent liquid and the noodle slurry at a mass ratio (8-10): 1 to obtain an insect repellent mucus, Apply the insect repellent mucus on the front and back of the insect repellent board with silver-white aluminum foil...
Embodiment 3
[0046] (1) Prepare materials according to the following components by mass:
[0047] 2 parts of fresh neem stems and leaves, 0.5 parts of fresh Eupatorium adenophorum stems and leaves, 8-10 parts of water;
[0048] (2) The fresh neem stems and leaves and the fresh Eupatorium adenophorum stems and leaves in the step (1) are crushed and mixed, soaked in water for 1-3 days, and then filtered to obtain the filtrate to obtain the natural insect repellent liquid.
[0049] The method for applying the above-mentioned natural insect repellent liquid to the drug insect repellent board is through the following operations:
[0050] Stir and mix 0.3 parts of high-gluten flour and 1 part of water, boil for 3 minutes, and then cool to obtain a noodle slurry; mix the natural insect repellent liquid and the noodle slurry at a mass ratio (8-10): 1 to obtain an insect repellent mucus, Apply the insect repellent mucus on the front and back of the insect repellent board with silver-white aluminum...
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