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《复混肥料》国家标准修订工作预定于 2 0 0 0年底前完成 ,明年将颁布执行。在新标准的制定中 ,对以下 6个技术指标做了较大改动。1、新标准提高了低浓度二元和高浓度三元复混肥料的总养分指标 ,并同时提高了高浓度肥料水溶性磷占有效磷的百分率指标。 2、考虑到国外复混肥料产
The revision of the national compound fertilizer standard is scheduled to be completed by the end of 2000 and will be promulgated next year. In the formulation of the new standard, the following six technical indicators have made major changes. 1. The new standard improves the total nutrient index of low-concentration binary and high-concentration ternary compound fertilizers and simultaneously increases the percentage of available phosphorus in water-soluble phosphorus of high-concentration fertilizers. 2, taking into account the foreign compound fertilizer production