%O Book %T Research and Development of Controlled Release Technology for Agrochemicals Using Isotopes (Report of a seminar, Vienna, 1-5 July 1985) %A %U http://www.dgdingfa.net/publications/659/research-and-development-of-controlled-release-technology-for-agrochemicals-using-isotopes-report-of-a-seminar-vienna-1-5-july-1985 %D 1987 %I INTERNATIONAL ATOMIC ENERGY AGENCY %C Vienna