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当夏作物收获后,再复种甜菜,留作母根,称为复种母根(一般称夏播母根)。用复种母根繁殖种子,称为复种母根采种。 内蒙古自治区气候寒冷,生长期短,一年只能种一茬作物。甜菜属二年生作物,繁殖一代甜菜种子,需二年时间。我站自1968年建站以来,根据当地自然气候条件,因地制宜地大力发展复播母根采种,播种面积逐渐扩大,1973—1977年采种面积3,000
When the harvest of summer crops, and then planted beets, leaving as the root of maternal, known as the multi-seed mother (commonly known as summer sowing roots). Reproduction of seed with multiple mother roots, known as multiple seed mother seed. Inner Mongolia Autonomous Region has a cold climate with a short growth period and can only grow one crop a year. Beet is a biennial crop, breeding a generation of beet seeds, take two years. Since the establishment of the station in 1968, according to the local natural climatic conditions, I have endeavored to develop the seed mulching of the mulberry seedling according to the local conditions, and the sown area has gradually expanded. From 1973 to 1977, planting area 3,000