Prevention and cure method of rotten root caused by Phytophthora kiwifruit
1 The grafting interface for planting seedlings must be higher than the ground, and it is best to plant the plants in high ridges and shallow rows, and the watering should be uniform. The fields with high soil organic matter content, looseness, good air permeability, low groundwater level, and low water accumulation should be selected to build the garden; 2 At the beginning of the disease, the roots of the soil were opened for drying. The lesions were scraped off and sterilized with 0.1% mercury-mercuring solution. Before the rainfall in mid-May of the Gregorian calendar or before the watering, they were diluted with 500-fold dilution of benzene WP. 3 In terms of basal fertiliser, do not use unripe raw goat manure, raw cow dung, raw pig manure, raw chicken manure, and uncomminuted human excrement. These are not decomposed manures with too many germs and various germs. The source of infection, especially raw chicken manure, is not only highly alkaline but also contains a considerable amount of uric acid, which in turn poisons the root system. Cooling Agent, is a general term for all the chemicals that can produce cooling effects and are not strong. The most common Cooling Agent is menthol (especially L-menthol), but it should not be used in large quantities due to its strong odor and strong irritation to the skin, mucous tissue, and eyes. Therefore, many scientists have synthesized and extracted a new generation of cooling agent. WS-23,flavor,Menthol,WS-5,Koolada,WS-12 Xi'an Double H Health Technology Co., Ltd , https://www.dhextract.com