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문상흡,서성섭 ( Sang Heup Moon,Sung Sup Suh ) 한국화학공학회 1981 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.19 No.1
Controlled-release fertilizers are developed to prevent wasteful use of fertilizers as well as to supply proper amounts of fertilizer ingredients to crops. In this paper, necessity and techniques of controlled-release fertilizers are discussed, a few commercial products are introduced, and their economic aspects are considered. Several areas of future investigations are also indicated.
고영찬,문상흡 ( Young Chan Ko,Sang Heup Moon ) 한국화학공학회 1975 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.13 No.4
The primary intention of this paper is to present a broad introduction of controlled-release technology. Discussions are centered on techniques of formulation and release mechanisms of active ingredients. Aspects of practical application of this technology, together with some actual examples, are also provided.