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近几年来,黑龙江省龙江县不少地方采取早春马铃薯覆膜栽培技术,不但丰富了人们的菜篮子,而且还可以获得较好的经济收入。收获上市期从8月5日提早到6月30日,上市期提前了30天左右,平均亩产可达到1000kg,高的可达到1500kg以上,一般亩产值可达1260元。1土壤及茬口的选择种植马铃薯
In recent years, Longjiang County, Heilongjiang Province, many places to take early spring potato film cultivation techniques, not only to enrich people’s basket, but also can get better economic income. The harvest period of the market will start from August 5 to June 30, and the listing period will be 30 days ahead of schedule. The average yield per mu can reach 1000kg, and the high can reach over 1500kg. Generally, the output value per mu can reach 1,260 yuan. A choice of soil and stubble planting potato