杂菌 蜜环菌 多菌灵 与天麻的关系与用法.docVIP

杂菌 蜜环菌 多菌灵 与天麻的关系与用法 I. diseases We put the growth inhibition caused by pathogenic bacteria of Armillaria mellea, tuber rot is referred to as bacteria, such as black rot, white rust umbrella, Trichoderma viride, brown rot, rust fungus etc.. These bacteria are mostly green, black, red, yellow, blue, gray and white minority, will be sticky, with the nose mold smell; white mold is sheet shaped, fan-shaped or diffuse in the dark, no light, will be sticky, a nose and a musty odour; or mycelium of Armillaria mellea rhizomorph shape, will glow in the dark, straw mushroom flavor, and white mold is easy to distinguish. Gastrodia elata disease are mainly mycosis, black rot, rot, mildew and other wart spore, the comprehensive prevention and control of disease induction in method of Gastrodia elata: 1, land selection Try to choose the drought to irrigation, waterlogging drainage of the gentle slope and permeability, water permeable sand wasteland land, raw land, good environment, provide a suitable for the cultivation of bacteria hemp; dont choose low-lying, clay, land and years of poor ventilation farming land, a land of potato can not be used for planting Gastrodia; Gastrodia elata (QQ:862892180) place to stay away from the farms (chicken, pig, cattle, sheep manure), garbage and other dirty place, in order to reduce microbial contamination. In the cultivation of Gastrodia elata to new field cultivation, as far as possible to avoid continuous cropping on the same piece of land, and a maximum of not more than two years, especially in serious bacteria infection but can not even position. If no change, at least to the soil, replace the original nest in the soil. The site of Gastrodia elata before using the best disinfection sterilization, insecticidal treatment, according to the relevant information to teach, can be 30 days in advance, can be 1000 times liquid SUMILEX or 50% carbendazim 500 times water solution, or by 5 g / m2 of carbendazim to ditch and soil disinfection powder.