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1 1991年油菜生产特点与问题 1991年湖南省油菜生产在战胜育苗期间严重干旱和春后长期低温阴雨寡照等不利气候条件下,又获大丰收。其主要特点:
1 Characteristics and problems of rapeseed production in 1991 In 1991, rapeseed production in Hunan Province was greatly bumper harvests in adverse climatic conditions, such as overcoming the severe drought during seedling raising and long-term low temperature and rainy season after spring. Its main features: