Due to the recent excessive rain, the roots of the seedlings in the field are immersed in water for a long time, and the anaerobic respiration is too severe, which seriously affects the occurrence of roots, and the disease resistance is greatly reduced, which causes the root diseases to occur easily. Especially the cutting seedlings, the roots themselves are relatively fragile. It is more likely to cause disease outbreaks; due to high humidity in the field, it is also easy to cause various rotten leaf diseases (anthrax, leaf spot, bacterial leaf spot). After the rain, the weather mainly controls root rot, blight and leaf rot. According to the condition of nursery stock, the following measures can be taken: First, the prevention and treatment of root rot and blight 1, 24% full spike 3 packs + American Dabao 4 packs 2,99% hymexazol agent rooting powder 3 packet +863 package 4 3, 40% support 1 package + speed rooting seedlings 4 packs 4, 50% dry net 4 packs + active rooting agent 1 pack 5, 16.0004% disease clear 1 package + dead seed savior 1 bottle 6, 50% root Pubao 1 pack + protective seedling strong root agent 1 pack One of the above formulas, 100 kg spray per acre Second, the prevention and treatment of rotten leaf disease, leaf spot disease formula 1, 56% Ami colorful 4 packs + 65% New Zealand 1 pack 2, 80% times 4 pieces of music + 65% zinc selenium 1 package 3, 40% music spectrum 3 packs + 65% virginia 1 pack 4, 40% Zambier 4 packs + 80% Dyson Zinc (Bao Ye) 1 pack 5, 30% love seedlings 4 packs +65% good living spirits (30g) 4 packs 6, 46% Trier 1 package One of the above formulas + foliar nutrient (Green Kang Zhuang, Knopfeng General, Yi Pu Lang), 100 kg spray per acre Third, matters needing attention Promote morning and evening application and avoid high temperature periods. Solar Mosquito Lamp,Solar Killing Mosquito Light,Solar Mosquito Killing Light,Solar Mosquito Killer Lamp Yantai LUHAO Lighting CO.,Ltd , https://www.luhaosolar.com
Scientific prevention and control measures of seedling diseases after rain