大拱棚春西瓜–夏黄瓜–秋延番茄三作三收高产高效栽培技术

“Three Plant-Three Harvest” Cultivation Technology of the Spring Watermelon - The Summer Cucumber - The Autumn Tomato in Large-Arch Shed

摘要: 德州市近年来设施蔬菜发展迅猛，设施蔬菜面积达100多万亩，其中大拱棚面积50多万亩，与日光温室相比其收益略低，但其占地少、投资小，探索出的春西瓜–夏黄瓜–秋延番茄三作三收栽培模式每亩收益可达27,000元，值得北方同类地区大面积推广。

Abstract: As the greenhouse vegetables developed rapidly in Dezhou City in recent years, the area of facili-ties vegetables has reached more than 1 million mu. Among the greenhouse vegetables, there is an area of vegetables of large-arch shed over 500,000 mu. Compared with the greenhouse vegetables, the large-arch shed vegetables get less earnings, but it has the advantages of less land occupation and less investment, and we explore the spring watermelon - the summer cucumber - the autumn tomato cultivation pattern called “three plant-three harvest”. Such pattern could obtain the yield profit of 27,000 Yuan every mu, which is worthy of spreading in the similar area of North of China.