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在露地条件下栽培西瓜,不但成熟晚(兰州地区一般在七月底收获),供应期短,而且产量亦不稳定。为了摸索西瓜早熟、丰产的途径,更好地满足广大工农兵的需要,我们去年进行了塑料大棚栽培西瓜的试验。四月二日扣棚。骨架为竹木结构,棚拱圆形,跨度为十点五米,长六十三点七米,最高处二米,面积为一亩,西瓜栽培面积为七分。棚为南北向,棚内铺设砂田。三月十六日阳畦育苗,四月十三日定植,六月十四日开始采收,提早上市四十天。截止七月十七日共采收四千一百四十五斤,折合亩产五千九百二十二斤,全年亩产达九
Watermelon cultivated under open field conditions not only ripe late (Lanzhou generally harvest at the end of July), short supply period, and the yield is not stable. In order to explore the watermelon precocious and productive way to better meet the needs of the workers, peasants and soldiers, last year we conducted a plastic greenhouse cultivation of watermelon test. April 2 deduction shed. Skeleton structure of bamboo, shed arch round, span of 10.5 meters long, 63.7 meters long, the highest point of two meters, an area of ?? acre, watermelon cultivation area of seven points. Shed for the north-south, shed laying sand fields. Suning nursery on March 16, planting on April 13, harvesting on June 14 and early listing for 40 days. As of July 17, a total of 4,140 catties were harvested, equivalent to 5,229 catties of mu production,