饲用高粱在庆阳市北部旱作区生长适应性评价

目的]为研究引进的饲用高粱在庆阳市北部旱作区适应性。方法]在覆膜栽培条件下，对引进的6个饲用高粱品种进行品比试验，利用主成分分析法对其10个性能指标进行评价分析。结果]大龙、牛魔王2个品种综合得分排名前2位。结论]大龙、牛魔王可以作为示范推广品种。

Evaluation on Growth Adaptability of Forage Sweet Sorghum in Dry Farming Area of Northern Qingyang City

In order to study the adaptability of forage sorghum introduced in the north of Qingyang city, six forage sorghum varieties were tested in the mulch culture condition, and 10 performance indexes were evaluated by principal component analysis. Results showed that the two varieties of Dalong and bovine demon king are ranked in the top two, so these two varieties can be used as demonstration varieties.