干旱缺水已成为制约农业生产特别是水稻耕作的主要原因,农业用水占全部淡水消耗80%左右,其中水稻又占农业用水的70%。培育耐寒、节水的稻作品种,发展旱稻生产,具有特殊重要的战略意义。上海农科院不断加大旱稻开发力度,日前培育出的“中旱3号”已经国家农业部审定批准,在广西大 Drought and water shortage have become the main reason for restricting agricultural production, especially rice cultivation. Agricultural water accounts for about 80% of total fresh water consumption, of which rice accounts for 70% of agricultural water use. Cultivating cold-tolerant and water-saving rice varieties and developing upland rice production have a special and important strategic significance. Shanghai Academy of Agricultural Sciences continue to increase efforts to develop upland rice, a few days ago to nurture the “drought” has been approved by the State Ministry of Agriculture approved in Guangxi