大理州生产的苦瓜,由于上市早,市场需求量大,价格稳定,经济效益高,每ｈｍ2产量5万～6万ｋｇ,产值75万～105万元。最近几年来,苦瓜种植面积逐年扩大,1999年全州种植面积达400ｈｍ2。我州的苦瓜生产,一般是在1月下旬用地膜育苗(或直播),3月中下旬用地膜覆盖,露地移栽,5月中下旬开 Because of early market, the bitter gourd produced in Dali Prefecture has large market demand, stable price and high economic benefit. The yield per hm2 is 50,000 to 60,000 kg and the output value is 750,000 to 1,050,000 yuan. In recent years, bitter gourd planting area has expanded each year, in 1999 the state planted area of ​​400hm2. Bitter melon production in my state, usually in late January with plastic film nursery (or broadcast), in mid-to late with film mulching, open transplanting, open in late May