摸清牧草病虫害种类防止危险性病虫传入云南省植保植检站６５００３４戴炜弘云南省有天然草地１．７亿亩，利用效益较低。近十年，我省从澳大利亚、新西兰等国引进牧草种子累计达１６００吨，人工牧草栽培面积２００万亩，对促进畜牧业生产发挥了积极作用，但也给危险性病... Find out the forage pest species to prevent the introduction of dangerous pests and diseases in Yunnan Province plant protection phytosanitary station 650034 Dai Weili Yunnan Province has 170 million mu of natural grassland, the use of low efficiency. In the recent ten years, our province has imported a total of 1,600 tons of pasture seeds from Australia and New Zealand, and the artificial grass cultivation area has reached 2 million mu, which has played an active role in promoting the production of animal husbandry, but also gives dangerous diseases.