The progress of slow/controlled release fertilizer for European countries are introduced in order of Germany Spain, United Kindom, France, Netherlands, Luxembourg, Greece, former U.S.S. R, Russia , Poland, Hungary, former Czechoslovakia and Romania.

• 介绍了德国、西班牙、英国、法国、荷兰、卢森堡、希腊、前苏联、俄罗斯、波兰、匈牙利、捷克以及罗马尼亚在缓释 /控制释放肥料方面的研究进展