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孝义县梧桐公社无霜期为150-160天,该公社农科站1977-1982年期间,连续6年平均亩产皮棉164斤,亩成铃8.6万多。最高(1982年)亩产皮棉178.8斤,每亩成铃近10.6万个。他们培育的棉花高产田,植株紧凑,上下满桃,高产稳产,为特早熟棉区棉花高产树立了一个样板。一、培育半矮秆早熟高产品种梧棉3号梧棉3号系梧桐公社农科站自1970年由晋中169中经单株系选而成。品种属特早熟类型(生育期135天左右),半矮秆(主茎节间长4.9厘米,株高35-40厘米,)株型紧凑(果枝节间长2厘米),棉株上、中、下部结
Xiaoyi County Indus commune frost-free period of 150-160 days, the commune farm station 1977-1982 period, an average of 6 consecutive years 164 million pounds of lint, acres of bell more than 86,000. The highest (1982) 178.8 kg of lint per mu, nearly 106,000 acres of bells. They cultivate high-yield cotton fields, plant compact, full of peach from top to bottom, high and stable yield, especially early cotton area cotton yield to establish a model. First, to cultivate semi-dwarf precocious high-yielding varieties Wumian No.3 Wumian No. 3 line Indus commune agricultural stations since 1970 by Jinzhong169 in the selected strains of individuals. Varieties are especially early maturity type (growth period of about 135 days), semi-dwarf (main internode length 4.9 cm, height 35-40 cm, compact plant type (fruit branch length 2 cm), cotton plant, medium , Lower knot