The effects of exogenous ascorbic acid and silicium on leaf fresh weigh, seed yield, photosynthesis, changes of the acti......

The effects of exogenous ascorbic acid and silicium on leaf fresh weigh,seed yield,photosynthesis,changes of the activit......

山西富邦肥业有限公司生产的富力邦硅钙钾肥,具有促生长、抗病、抗逆,提质、提产、提地力的功效。2009年在陇东地区果园推广应用。......

本文详细的研究了稀土元素—钼—钒—硅体系中各元素定量测定的诸方面条件,提出了一种灵敏准确、简单易行、易于掌握、便于在具有......

Composites were obtained in the in SiC-SiAlON and Al2O3-SiAlON system. Physical-chemical processes going on at the obtai......