Zeolites are hydrated aluminosilicate of alkali and alkali earth cations having three dimentional structures...

Indonesia is a country that is rich in deposits of zeolite. However, most of the zeolite production is exported as an ameliorant.

Pengelolaan perikanan tangkap memerlukan kejelasan cakupan wilayah pengelolaan (management area). Para pemanfaat sumberdaya ikan sementara ini umumnya menganggap wilayah pemanfaatan tersebut tidak dibatasi, sehingga muncul ...