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目前我省的油菜生产仍以常规油菜种子中油821为主。经过多年实践表明,该品种抗逆性好,适应性强,高产稳产,是深受农民欢迎的好品种。由于油菜属十字花科作物,容易自然杂交,种性退化。而广大农民由于不知道利用种子的世代优势,更不知油菜的属性,长期不愿换种,一般已种
At present, the rapeseed production in our province is still dominated by the conventional rapeseed oil CNPC 821. After years of practice shows that the varieties of good resistance, adaptability, high and stable yield, is welcomed by farmers a good variety. Because rape belongs to cruciferous crops, it is easy to naturally cross and degenerate. The vast number of peasants because they do not know the advantages of using generations of seeds, but I do not know the properties of rapeseed, long-term reluctant to change, the general has been planted