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秋延迟西瓜是指在７月中下旬播种育苗，８月下旬定植，Ｉ０月底到１１月初收获上市的一种保护地栽培方式，一般 ６６７ｍ２（亩）产 ３ ５００ｋｇ左右，６６７ｍ２（亩）产值３ ５００元以上，若贮存至元旦春节上市，效益更高。笔者于１９９９年在大量试验示范的基础上，总结?
Late autumn watermelon refers to sowing seedlings in mid-to-late July and planting in late August. A protected cultivation method is to be put on the market from the end of November to the beginning of November. Generally, 667m2 (mu) is about 3 500kg and 667m2 (mu) is 3 500 Yuan or more, if stored until New Year’s Day Spring Festival, higher efficiency. The author in 1999 on the basis of a large number of experiments, concluded?