西藏青稞黑穗病的发生和防治  

The development and control of highland barley smut inTibet

作　　者：王玉林[1,2] 徐齐君[1,2] 曾兴权[1,2] 

机构地区：[1]西藏自治区青稞种质改良和牦牛繁育重点实验室,西藏拉萨850000 [2]西藏自治区农牧科学院,西藏拉萨850002

出　　处：《西藏农业科技》2013年第2期34-38,共5页Tibet Journal of Agricultural Sciences

基　　金：973计划前期研究专项(2011CB111500);西藏自治区自然基金(2013)

摘　　要：青稞是西藏的主要粮食作物,本研究对西藏拉萨地区黑穗病进行调查,发现西藏黑穗病危害严重,该病主要靠种子带菌传播,每年只侵染一次,针对黑穗病病原菌的生活规律,本研究指出西藏防治青稞黑穗病应采取三种措施:(1)及时拔除病株,集中深埋或焚烧;(2)播种前种子包衣或药剂拌种;(3)发展抗病育种,培育抗病品种。同时防治病害要实施综合防治,确保病害损失在经济损失允许水平之下。Barley is the main food crops in Tibet. This study investigated smut at Lhasa of Tibet, found that the smut harm is very serious. The disease spread mainly by contaminated seeds,infection occurs only once annually. According to smut pathogen patterns of life,we pointed out three measures that prevention highland barley smut in Tibet: ( 1) Removal of diseased plants on time,concentrated buried or incinerated; ( 2) Seed packs clothing or pharmacy dressing before sowing; ( 3) The development of resistance breeding,cultivation resistant varieties. At the same time,prevention and treatment of disease should implement comprehensive prevention and control,to ensure that the disease losses under the economic losses allowable level.

关 键 词：青稞 黑穗病 西藏 

分 类 号：X17[环境科学与工程—环境科学] P46[天文地球—大气科学及气象学]