Authoritative survey shows that 23 provinces (regions) of fertilizer supply and marketing cooperative system one end of the month inventory increased 22.7% compared with same period last year, of which N stocks increased by 16.45%, an increase of 18% compound fertilizer stocks, potash inventories grew 35%. According to the 18 key agricultural enterprises of the survey, an inventory of fertilizer at the end of a 34% increase over the previous year, in February -5 month plan purchases also increased 22.25% than the same period last year. But the region, the large differences among varieties inventory. Survey of 23 provinces (autonomous regions), the total resources of spring fertilizer supply exceeding demand, but 1 / 3 of the provinces (regions) 1 fertilizer stocks end negative growth year on year, 1 / 4 of the province, a larger proportion of growth in fertilizer stocks; other flat or slightly increase. To overcome the disadvantages of the Dongchu units and actively purchase transporting, and light storage tasks progress more smoothly, last December, in January of this year exceeded the number of short storage period last year. (On cold)