培育抗旱品种是降低由于干旱导致减产的最重要也是最为根本的途径。
Breeding for drought-tolerant variety is the most important way to alleviate yield reduction caused by drought stress.
铝是酸性土壤中限制水稻生长及矿质元素吸收而导致减产的主要因子之一。
Aluminum is one of the major constraints limiting rice productivity in acidic soil, which inhibits growth and minerals absorption of rice root.
尽管他们属于耐寒植物，但他们通常在危险的晚霜结束前开花，结果霜冻会使花死掉，导致减产。
Despite being frost-tolerant, they usually flower before the risk of a late frost is over and the flowers can die, reducing crops.
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