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中油桃 4号是中国农业科学院郑州果树研究所桃育种组育成的大果形早熟甜油桃新品种 ,原代号为92—4— 8,2 0 0 0年正式命名。 1 997年 1 2月 ,引进定植0 3 3ｈｍ2 ,株行距为 4 0ｍ× 4 5ｍ ,没配植授粉树。立地条件为黄河故道冲积平原 ,壤土偏黏。 1 999年全部开花 ,单株挂果?
Nectarine 4 is a new fruit variety of early mature nectarine cultivated in peach breeding group of Zhengzhou Institute of Pomology, Chinese Academy of Agricultural Sciences. The original name was 92-4-8,20000. In January 1997, the planting of 0 3 3hm2 was introduced with a spacing of 4 0m × 4 5m. No pollination trees were planted. Site conditions for the alluvial plain of the old course of the Yellow River, loam partial sticky. 1 999 all flowering, single fruit?