Editore: Henan Science and Technology Press, 2013
ISBN 10: 7534957117 ISBN 13: 9787534957116
Lingua: Cinese
Da: liu xing, Nanjing, JS, Cina
EUR 42,78
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Aggiungi al carrellopaperback. Condizione: New. Language:Chinese.Paperback. Pub Date: 2013-5-1 Pages: 195 Publisher: Henan Science and Technology Publishing House eel farming techniques a pass strive straightaway introduced eel semi-artificial breeding techniques. artificial propagation. seed cultivation. into fish farming techniques and a variety of farming methods and disease control measures. and in accordance with food safety requirements. describes the pollution-free farming conditions and requirements. Farmers by reading books. accor.
EUR 59,68
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Aggiungi al carrellopaperback. Condizione: New. Paperback. Pub Date: 2016-05-01 Pages: 280 Language: Chinese Publisher: Chemical Industry Press this topic mainly with the current form of food safety. the status quo of industrial development. combined with the knowledge to grasp the situation of fishermen eel farming. around healthy culture and standardized production introduces two eel farming techniques. focusing on the standardization of pond farming techniques. Through the study of this book can guide fishermen from small scale producti.