00777nam a2200217Ia 4500 CTU_160410 210402s9999 xx 000 0 und d 639.311 C661 Coche, A. G. Simple methods for aquaculture : Water for freshwater fish culture text, A.G. Coche and H. van der Wal ; illustrations, T. Laughlin Rome Food and Agriculture Organization of the United Nations 1981 This book includes many parts: estimates of water requirements, estimates of water flow and estimates of water storage. Fish culture Water-supply Bạch Trúc Trung tâm Học liệu Trường Đại học Cần Thơ