Winter lettuce is mainly used to control downy mildew, soft rot, and sclerotia. To control the greenhouse humidity, ventilation and disease prevention. 1, downy mildew: use seed weight o. 3% of metalaxyl wettable powder seed dressing; once found in the central disease, with 40% diethylaluminophosphate 200 times, 75 % Bai Miaoqing 500 times, 25% metalaxyl 800 times, per acre Spray 50 kg. 7 to 10 days once for 2 or 3 consecutive times 2, soft rot: timely removal of diseased plants, after removal of the hole can be filled with slaked lime to disinfect the seedlings, the early onset with 72% of agricultural streptomycin sulfate 3000 ~ 5000 times the liquid, 50% Daisen ammonium 600 times liquid, spray The drug should focus on the mildly ill and the surrounding plants. 3. Sclerotinia: At the beginning of the disease, 50% of Skoda 1500 times or 25% of carbendazim 400 times, or 50% of Topiram WP 500 times, will be sprayed once every 7 days. 2 to 3 times. Fresh from seaside,that's the way we love!Being selected high quality oyster for juice,Lishida Oyster Sauce is brewed from Chinese traditional process and packaged by advanced filling equitment.You could use for stir-frying,seasoning and marinating,such as broccoli,beef,chicken and braising with other spices,also popular for cooking noodle soup.Remember share this delicacy with your love! Oyster Sauce KAIPING CITY LISHIDA FLAVOURING&FOOD CO.,LTD , https://www.lishidafood.com