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1供试品种(系)2试验概况哈巴河县科技示范基地年平均温度5℃,降水量199.4毫米,日照3028.7小时。试验设计采用随机排列,重复3次,小区面积15平方米,行距0.5米,每小区留苗372株,每行留苗62株,折合公顷留苗250000株。地类典型栗钙土地,土质栗钙土,前茬打瓜,肥力低下。
1 Test varieties (lines) 2 Test Overview Habahe County Science and Technology Demonstration Base, the annual average temperature of 5 ℃, precipitation 199.4 mm, sunshine 3028.7 hours. Experimental design using random arrangement, repeated 3 times, the plot area of 15 square meters, row spacing of 0.5 meters, 372 strains of seedlings per plot, 62 lines per plant, equivalent to 250,000 hectares of acreage. Typical chestnut soil type of land, soil chestnut soil, stubble melon, fertility is low.