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1云南省蔬菜生产现状云南省地处祖国西南边陲,境内地域差异大,海拨悬殊,地貌复杂,类型多样,形成各种自然生态环境,为四季常青的蔬菜生产提供了有利条件。云南省的自然气候条件,大部分地区夏无酷热、冬无严寒,热量丰富且有效率高,适宜各种蔬菜作物种植。2010年云南省蔬菜种植面积达到83.3万hm2,是第一大经济作物,产量突破2000万t,产值约300亿人民币,出口300万t,约5亿美元,加工产值约30亿人民币。每年需要大量蔬菜良种,每年需价值约2亿元人民币的蔬菜良种。云南省虽然蔬菜品种资源丰富,但大多数是常规老
1 Present Situation of Vegetable Production in Yunnan Province Located in the southwestern border of the motherland, Yunnan Province has large regional differences, large disparities in altitude, complex landscapes and diverse types, forming various natural ecological environments that provide favorable conditions for the evergreen vegetable production. Natural climate in Yunnan Province, most areas in summer without heat, cold winter, rich in heat and high efficiency, suitable for a variety of vegetable crops. In 2010, planting area of vegetables in Yunnan Province reached 833,000 hm2, making it the largest cash crop in the world with output exceeding 20 million tons, output value of about 30 billion yuan, export of 3 million tons, about 500 million U.S. dollars, and processing output of about 3 billion yuan. Need a lot of vegetables every year, the annual need of about 200 million yuan worth of vegetables. Although Yunnan Province is rich in vegetable varieties, most are conventional