摘要
黄花棘豆(Oxytropis ochrocephala Bge.)是一种多年生毒草,青海省棘豆发生面积128.9×104hm2,危害面积94.96×104hm2,为主要危害种,占毒草危害面积的51.3%,黄花棘豆锈病对进行生物防治有着积极作用。
O. ochrantha is the perennial and poisonous weeds, the aera of O. ochranthai taking place in pasture of Qinghai is 128.9 × 10^4km^2 and the aera of harm is 49.96 × 10^4km^2, it accounts for 51.3 % in all poisonous weeds, the rust disease of O. ochrantha is vital to prevention and cure of biology.
出处
《青海草业》
2006年第1期53-54,共2页
Qinghai Prataculture
关键词
黄花棘豆
生物防治
锈病
O. ochrantha
cure of bilolgy
rust disease
