综合防治措施包括烟-稻轮作、稻草还田、冬翻冬种、利用耐病品种和药剂防治。
Integrated control measures included tobacco rotation with rice, rice straw return to paddy field, winter ploughing and winter planting, use of tolerant rice cultivars.
研究了云南保山香料烟产区冬春香料烟和夏季香料烟生长发育期间叶片中总糖含量、淀粉含量和烟碱含量的累积变化规律。
The changes of accumulation of sugar content and nicotine content in leaf of Oriental tobacco were investigated in Baoshan Oriental tobacco growing areas of Yunnan province.
缕缕清烟继续爬上灰色长空，和清冷的秋日午后临冬城炊烟缭绕的情景并无二致。
Wisps of smoke still rose into the grey sky, but no more than might have risen from Winterfell's chimneys on a cold autumn afternoon.
缕缕清烟继续爬上灰色长空，和清冷的秋日午后临冬城炊烟缭绕的情景并无二致。
Wisps of smoke still rose into the grey sky, but no more than might have risen from Winterfell's chimneys on a cold autumn afternoon.
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