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发明名称
A METHOD TO PREPARE SLOW-RELEASE FERTILIZER
摘要
<p>최초 용융점 75 ℃ 이상을 갖는 아연이 함유된 로진 유도체를 주성분으로 한 피복재를 사용하여, 내열성 및 내구성이 크게 향상된 지효성 입상 비료를 제조하는 방법을 제공한다.</p>
申请公布号
KR100300178(B1)
申请公布日期
2001.09.13
申请号
KR19990016360
申请日期
1999.05.07
申请人
null, null
发明人
조영상;김재익;오재춘;김영대
分类号
C05G5/00;C05G3/10
主分类号
C05G5/00
代理机构
代理人
主权项
地址
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