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大棚西瓜采用两种三收栽培技术，平均６６７米２产西瓜８０００公斤，经济收入达１万余元。产量是普通大田西瓜的２倍，经济收入是普通大田西瓜的６倍。同时，减少了栽培环节，延长了西瓜的供应期，填补了当地西瓜的淡季空白，满足了人们的生活需求。一、建造适宜的大棚选择结
Greenhouse watermelon with two three harvest cultivation techniques, an average of 667 m 2 produce 8000 kg of watermelon, the economic income of 1 million yuan. Yield is 2 times the ordinary field watermelon, economic income is 6 times the ordinary field watermelon. At the same time, it reduced the cultivation links, prolonged the supply period of watermelon, filled the vacancy season of local watermelon and satisfied people’s life needs. First, the construction of suitable greenhouse selection knot