The north one was relatively gentle with rare stressmineral.
北支相对较弱，新生应力矿物少。
2
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.
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。
3
And it is shown that the action of stress plays an important role in the formation of many metallic mineral deposits and their zoning.