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贵毕 30 1系原贵州农学院与毕节市农业局合作于 1987年用地方血缘自交系i- 1和木 6与墨白血缘自交系 449组配而成的白粒玉米三交种 ,1992年通过省品种审定。该组合适宜山区中上等肥力土壤种植 ,海拔 16 0 0m以上地区应加盖地膜 ,每亩种植密度为 32 0 0~ 35 0 0株 ,早春低温
Gui Bi 30 1 Department of the original Guizhou Agricultural College and Bijie City Bureau of Agriculture in 1987 with the local bloodline inbred lines i-1 and wood 6 and inked white inbred lines 449 group of white corn three cross-species, In 1992 through the province species validation. This combination is suitable for the cultivation of middle and upper fertile soils in mountainous areas. Mulch should be affixed in areas above 1600m above sea level with planting density of 320 ~ 3500 per acre. Low temperature in early spring