Method for preparing botanical pesticide for preventing and controlling rice planthoppers
A technology for plant-derived pesticides and rice planthoppers, which is applied in the field of plant-derived pesticides for controlling rice planthoppers, can solve problems such as few species, crop damage, environmental pollution, etc., and achieve the effects of effective control and improved activity.
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[0014] Embodiment one:
[0015] A method for preventing and controlling botanical pesticides for rice planthoppers, the preparation method of botanical pesticides for preventing and treating rice planthoppers comprises the following steps: chopping the root of celery root, boiling it with water for 2 hours, removing and filtering, and then boiling for 1 hour to prepare the stock solution, the amount per kilogram Mix 1kg of water with it, and weigh it according to 4 parts by weight; wash and chop 1kg of chamaejasma root, add 6kg of water, boil it for 1.5h and filter it, add water to dilute it by 5 times, and weigh it according to 4 parts by weight; Weigh in parts by weight; add 1kg of Pulsatilla chinensis, add 10kg of water, boil for 0.5h or soak for 1d, filter, and weigh the filtrate according to 4 parts by weight; add 6kg of Sophora flavescens, add 10kg of water, remove the slag after frying, and weigh according to 4 parts by weight; 1 part, add 5 parts of slaked lime, mix we...
Example Embodiment
[0016] Embodiment two:
[0017] A method for preventing and controlling botanical pesticides for rice planthoppers, the preparation method of botanical pesticides for preventing and treating rice planthoppers comprises the following steps: chopping the root of celery root, boiling it with water for 2 hours, removing and filtering, and then boiling for 1 hour to prepare the stock solution, the amount per kilogram Mix 1kg of water with it, and weigh it according to 5 parts by weight; wash and chop 1kg of chamaejasma root, add 6kg of water, boil it for 1.5h and filter it, add water to dilute it by 5 times, and weigh it according to 5 parts by weight; Weigh in parts by weight; add 1kg of Pulsatilla chinensis, add 10kg of water, boil for 0.5h or soak for 1d, filter, and weigh the filtrate according to 5 parts by weight; add 6kg of Sophora flavescens, add 10kg of water, remove the slag after frying, and weigh according to 5 parts by weight; 1 part, add 5 parts of slaked lime, weigh ...
Example Embodiment
[0018] Embodiment three:
[0019] A method for preventing and controlling botanical pesticides for rice planthoppers, the preparation method of botanical pesticides for preventing and treating rice planthoppers comprises the following steps: chopping the root of celery root, boiling it with water for 2 hours, removing and filtering, and then boiling for 1 hour to prepare the stock solution, the amount per kilogram Mix 1kg of water with it, and weigh it according to 6 parts by weight; wash and chop 1kg of chamaejasma root, add 6kg of water, boil it for 1.5h and filter it, add water to dilute it by 5 times, and weigh it according to 6 parts by weight; Weighing in parts by weight; 1kg of Pulsatilla chinensis, add 10kg of water, boil for 0.5h or soak for 1d, filter, and weigh the filtrate according to 6 parts by weight; 1 part, add 5 parts of slaked lime, weigh according to 5 parts by weight after mixing evenly; smash cocklebur, add water 5kg per kilogram, soak for 24h, weigh acco...
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