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天选33号冬麦品种由天水地区农科所以天选6号为母本,丹麦1号为父本杂交选育而成。从一九七四年开始,参加天水地区冬麦良种联合区域试验(川区组),连续三年均表现高产稳产。特别是在一九七五年冬至一九七六年早春的特大冻害考验下,比其它品种增产更
Tianzhong No. 33 winter wheat varieties from the Tianshui Agricultural Science and Technology Department so on the 6th as the female parent, Denmark 1 as the male parent selected from breeding. Since 1974, participating in the Joint Regional Trial of Winter Wheat and Wheat in Tianshui District (Sichuan District Group) has demonstrated high and stable yield for three consecutive years. In particular, under the test of the extraordinary freeze on the winter of 1975 to the early spring of 1976, the yield was more than that of other varieties