论文部分内容阅读
自古以来,我国民间流传着许多防治花木病虫害的验方,具有取材方便、成本低廉、效果良好,并对植株无伤害等优点。现列举如下:一、防治病害的验方:(1)白粉病用棉花蘸酒精洗擦被害植株的叶面2～3次,可使白粉病消失;或在病株的叶面上喷洒5%食醋水溶液,亦可防治白粉病与黑斑病。(2)黑斑病用韭菜汁半斤,与30斤左右的清水混合过滤后,将汁液每日喷洒病株1～2次,病情便可控制,一周内可以治愈;或将韭菜、大蒜、大葱等,栽在患有黑斑病的植物的根、茎旁,待韭菜的茎叶成活后,患病的植株也就渐渐地治愈
Since ancient times, many anti-pests and diseases prescriptions have been circulated in our country, with the advantages of easy access, low cost, good effect and no harm to plants. Are listed as follows: First, the prevention and treatment of disease prescription: (1) powdery mildew with cotton dipped in alcohol scrub the leaves of the victim plant 2 or 3 times, powdery mildew can disappear; or diseased plants spraying 5% Vinegar solution can also control powdery mildew and black spot disease. (2) black spot disease with leek juice half a catty, and about 30 pounds of water mixed filtration, the juice daily spray diseased plants 1 or 2 times, the disease can be controlled within a week can be cured; or leeks, garlic, Green onions, planted in the plant with black spot root, stem next to leek stems and leaves survive, the sick plant will gradually heal