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Publicado por China Agriculture Publishing House Pub. Date :2009, 1991
ISBN 10: 7109132250ISBN 13: 9787109132252
Librería: liu xing, Nanjing JiangSu, JS, China
Libro
Soft cover. Condición: New. Language:Chinese.Author:CENG ZHAN ZHUANG FAN HAI PING DENG ZHONG HUA REN MIN GONG HE GUO NONG YE BU.Binding:Soft cover.Publisher:China Agriculture Publishing House Pub. Date :2009.
Publicado por Fujian Science and Technology Press, 2008
ISBN 10: 7533531906ISBN 13: 9787533531904
Librería: liu xing, Nanjing JiangSu, JS, China
Libro
paperback. Condición: New. Paperback. Pub Date :2008-07-01 Pages: 72 Language: Chinese Publisher: Fujian Science and Technology Press Due to the high density farming methods. the pursuit of high-speed growth over the deterioration of feeding farmed farming methods and quality of the environment and other factors. led to diseases of farmed eels frequent. In recent years. with increasingly demanding quality and safety of fish. eel farming industry is facing unprecedented difficulties. Therefore. improving the quality and.