烟单5号是山东省烟台市农科所育成的白粒中间型糯质玉米杂交种,经多年大田示范及生产种植,平作适宜密度3500—4000株,一般亩产450公斤左右,比地方种紫粘玉米增产50%以上。该杂交种双穗率高,单株生产潜力大,适于稀植间作创高产。在间作条件下,双穗率一般为70%左 Yantan No.5 is a white grain middle type waxy maize hybrid bred by Yantai Agricultural Science Institute of Shandong Province. After years of field demonstration and production cultivation, the average planting density is about 3500-4000 plants, and the average yield is about 450 kg per mu, Purple sticky corn yield more than 50%. The hybrid has a high double ear yield and great potential for single plant production. Under intercropping conditions, the double-tassel rate is generally 70% left