榆林地区天然草地毒草种类与分布调查  

Investigation on Species and Distribution of Poisonous Weeds in Natural Grasslands of Yulin Region

作　　者：郭亚洲[1] 李超[1] 尤海亮 白志刚 杨雨鑫[4] 董强[1] 陈玉林[4] 赵宝玉[1] 

机构地区：[1]西北农林科技大学动物医学院,陕西杨凌712100 [2]定边县草原监理站,陕西榆林718600 [3]定边县动物疫控中心,陕西榆林718600 [4]西北农林科技大学动物科技学院,陕西杨凌712100

出　　处：《动物医学进展》2016年第7期131-136,共6页Progress In Veterinary Medicine

基　　金：农业部"十二五"公益性行业(农业)科研专项(201203062);国家绒毛用羊产业技术体系(CARS-40-13)

摘　　要：掌握榆林地区天然草地毒草的种类、分布及危害情况,为榆林地区毒草综合利用提供依据。对榆林地区天然草地实地调查表明,榆林地区有天然草地166.7万hm2,其中可利用天然草地120万hm2,毒草30多种,主要分布在风沙草滩区、低湿地带和盐碱地带;对草地畜牧业造成危害的优势毒草主要有小花棘豆、牛心朴子、苦豆子、披针叶黄华、醉马芨芨草和沙珍棘豆6种。To grasp the species,distribution and disaster of poisonous weeds in natural grasslands of Yuilin region recently,the author did a field survey for providing the basic data for utilizing poisonous weeds syn- thetically. The survey showed that there is 1.667 million hm2 natural grassland in Yulin region, among which the available natural grassland is 1.2 million hm2.The species of poisonous weeds are more than 30, which mainly distribute in the desert, low humidity and high saline-alkali region.Oxytropis glabra, Cynan- chum komarovii , Sophora alopecuroides , Thermopsis lanceolate , Achnatherum inebrians and Oxytropis psamocharis are preponderant,which are the main poisonous weeds to cause damage to animal husbandry in pastural region.

关 键 词：毒草 种类 分布 天然草地 

分 类 号：S856.9[农业科学—临床兽医学]