黑龙江省冬季最低气温-35～40℃。无霜期110～130天,目前生产上推广的红香水、罗叶尔等品种,长势弱、结果晚,且冬季需埋土防寒;而国内外其他优良品种因生有期较长不能成熟,无法栽培。为了解决上述问题,采用了不加温日光温室栽培葡萄的试验。1986～1987年小区试验100m2、50株,品 Heilongjiang winter minimum temperature -35 ~ 40 ℃. Frost-free period of 110 to 130 days, the current production of the promotion of Hong Perfume, Luo Ye Er and other varieties, growing weak, the result is late, and in winter to be buried cold; and other good varieties at home and abroad due to a longer period can not mature, can not be cultivated. In order to solve the above problems, the experiment of cultivating grape in the greenhouse without heating was adopted. 1986 ~ 1987 plot test 100m2, 50 plants, products