一、真菌性病害常见瓜类种传真菌性病害有:黄瓜疫病、黄瓜炭疽病、西瓜炭疽病、甜瓜炭疽病、黄瓜枯萎病、黄瓜蔓枯病、黄瓜黑星病、南瓜白绢病和冬瓜白绢病。这些病害多数都以菌丝体潜伏于种子内,也有以分生孢子或菌核附着种子外表。以上病害的种子消毒方法是: (一)温汤浸种将种子在55℃温水中,浸种15 min(分钟),然后用冷水冷却,催芽后播种。 (二)药剂浸种 1.福尔马林浸种用40%福尔马林100倍液浸种30 min,浸后用清水洗净,然后播种或晾干备用。 2.多菌灵或普力克浸种用50%多菌灵500倍液浸种1 h(小时),或用72.2%普力克水剂800倍液浸种0.5 h。 3.代森铵浸种用50%代森铵500倍 First, the fungal diseases Common melon species fungal diseases are: cucumber disease, cucumber anthracnose, watermelon anthracnose, melon anthracnose, cucumber wilt disease, cucumber disease, cucumber scab, pumpkin Sclerotium and melon Sclerotium. Most of these diseases are lurking in the seed mycelium, but also to conidia or sclerotium attached to the seed appearance. Seed disinfection of the above diseases are: (A) Wen Tang seed soaking the seeds in 55 ℃ warm water, soaking 15 min (minutes), and then cooled with cold water, sowing after germination. (B) drug soaking 1. Formamar seed soaking with 40% formalin 100 times soaking 30min, after immersion rinse with water, and then sown or dried to spare. 2. Carbendazim or Prick soak seed soaked with 50% Carbendazim 500 times for 1 h (hours), or soaked with 72.2% Purico aqueous 800 times 0.5 h. 3 generation ammonium soaking with 50% ammonium sulfite 500 times