00561nam a2200145Ia 4500 CTU_156465 210402s9999 xx 000 0 und d 631.58 D424 Hydroponics Department of agriculture ministry of agriculture This book introduction why hydroponics/soil-less culture?, hydroponics/soil-less culture-what is it?, history of hydroponics, basic requirement hydroponics... Hydroponics,Thủy canh QHieu Trung tâm Học liệu Trường Đại học Cần Thơ