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温度较高、日照充足、空气干燥的大陆性气候最适宜西瓜生长。黑龙江省西部地区光照、土壤条件适宜西瓜种植,但这一地区近10年有七八年干旱,水分的缺乏对西瓜的生长很不利。虽然地膜覆盖技术已普遍应用,但这一技术不能完全解决缺水的问题,而大水漫灌的方式受地块限制,同时对水资
High temperature, adequate sunshine, air-dry continental climate is most suitable for watermelon growth. The light and soil conditions in western Heilongjiang Province are suitable for watermelon cultivation. However, in the past 10 years, the region has experienced drought in 1978 and 1988. The lack of water is unfavorable to the growth of watermelon. Although plastic film mulching technology has been widely used, but this technology can not completely solve the problem of water shortage, and flooding irrigation methods subject to land parcels, while water