Plant agricultural chemical
A plant pesticide and plant technology, applied in the direction of plant growth regulators, botany equipment and methods, animal repellents, etc., can solve the problems of ecological environment pollution, polluted agricultural and sideline products, human health hazards, etc., and achieve broad market prospects , low cost and wide range of sources
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Embodiment 1
[0012] Preparation:
[0013] 1. Take 200g of fresh tea leaves and 300g of tobacco leaves, and cut them into pieces;
[0014] 2. Add an appropriate amount of water and heat it to 80°C in an iron pot, add plant fragments, continue heating, stir while heating, and cook for 30 minutes;
[0015] 3. After cooling the boiled liquid naturally, filter it (the filtered clear liquid maintains a volume of 2L);
Embodiment 2
[0017] Embodiment 2 The experiment of pesticide control aphid of the present invention
[0018] The pesticide stock solution obtained in Example 1 was diluted, and water was used as a control treatment, and each treatment was repeated 3 times, and 30 aphids were treated each time. The specific method is as follows: put the aphids in each petri dish, spray them with the medicine or clear water of the treatment concentration, then place them for cultivation at room temperature, and check the death of the aphids under a binocular dissecting microscope after 12 hours. As can be seen from Table 1, the stock solution diluted 40 times has the best insecticidal effect.
[0019] The control effect of different stoste dilution concentrations of table 1 on aphids
[0020]
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