Plant medicament for controlling cotton greenflies

Abstract

The invention relates to a plant medicament for controlling cotton greenflies, which comprises the following components: 3,000g of fresh pine leaves, 3,000g of salvia, 3,000g of datura, 5,000g of fresh garlic, 3,000g of strophanthus divaricatus branches and leaves, 5,000g of Chinese endospermum leaves, 3,000g of sulfur powder, 10,000g of quick lime and 1,500g of oxytetracycline. The method for preparing the plant medicament comprises the following steps: taking the fresh pine leaves, the salvia, the datura, the fresh garlic, the strophanthus divaricatus branches and leaves and the Chinese endospermum leaves in proportion, and cutting up the mixture by a cutter; grinding the sulfur powder into fine powder; putting the mixture into a big iron pot, adding 75kg of warm water, and soaking the mixture for 30 minutes; then decocting the mixture by big fire, adding the quick lime and the oxytetracycline after boiling, and stirring the mixture by a wood stick; stopping the fire when the mixture in the iron pot is changed from yellow green into nacarat and then changed into dark reddish brown; and filtering the mixture by cloth, and fully precipitating the mixture wherein the depth of the medicament liquid is required to be above 20 degree B'e.

Description

technical field

[0001] The invention relates to a plant medicine, in particular to a plant medicine for controlling cotton toothworm. It belongs to the technical field of planting pesticides. Background technique

[0002] Cotton is one of the most important crops in the world, with high output and low production cost, which makes the price of cotton products relatively low. Cotton fiber can be made into fabrics of various specifications, from light and transparent voile to thick canvas and thick velveteen, suitable for making all kinds of clothes, furniture cloth and industrial cloth. Cotton fabrics are strong and durable and can be washed and ironed at high temperatures. Cotton is comfortable to wear because it absorbs and releases moisture quickly. If it is required to keep warm, the surface of the fabric can be raised by brushing. Through other finishing processes, it can also make the cotton fabric anti-fouling, waterproof, and mildew-proof; improve the anti-wrinkle ...