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Publicado por China Press, 2000
ISBN 10: 7109161420ISBN 13: 9787109161429
Librería: liu xing, Nanjing JiangSu, JS, China
Libro
paperback. Condición: New. Q & Books paperback Pages Number: 219 Language: Chinese. Experts: the DUCKS healthy breeding FAQ answer. an overview of the relevant basic knowledge of the the DUCKS health farming. and focus on the key links to surrounding the DUCKS healthy farming more detailed analysis of the discourse. DUCKS health of aquaculture species selection. house construction and environmental control. feeding and management. and nutritional needs of drug use. health and epidemic prevention. prevention and treatme.