Experiment the result enunciation:the phosphor fertilizer becomes the floral to the cymbidium to promote the funcition obviously,and promote the formation of the cymbidium merchandise flower.

Based on the studies of the mechanisms of specially strong fixation of P in the soils in Leizhou Peninsula, high efficient phosphoric fertilizers were made by using the modified industrial and agricultural wastes as activated agents to activate ground phosphate rock.

The present status and prospect of highanalysis phosphate fertilizer in China;

Cd level in highanalysis phosphate fertilizer after WTO accession;

Experimental study of technology for production of high N content ureabased phosphate fertilizer;

Comprehensive utilization of by-product silica gel in phosphate fertilizer industry;

Situation and development of phosphate fertilizer industry in China;

Development trend of sulfuric acid and phosphate fertilizer industries in Yunnan province;