采用盆栽试验研究了干旱胁迫对烤烟矿质营养元素含量的影响及其与烟叶产量和品质的关系。
The effects of drought stress on the content of mineral nutrient and the relationship between mineral nutrient content and the yield and quality of flue-cured tobacco were studied with pot experiment.
从各品种（系）烟叶产量和品质综合分析来看，CF204和CF205表现最好，可以在龙山烟区进一步示范验证。
Based on the yields and qualities, CF204 and CF205 should be recommended for further demonstration at Longshan.
采用田间小区试验研究了绿肥全部还田条件下不同施氮水平对烤烟生长发育以及烟叶产量、产值和品质的影响。
Field experiment was carried out to study effect of different nitrogen rate on growth, yield and quality of flue-cured tobacco when applying green manure to soil.
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