Some carp nursery operators use only mustard oil cake or sesame oil cake, soaking it with water for several hours before spreading it over the pond surface. Other carp ... A simple pellet mill is also used in research work, supplied by David Brown, Radicon, England. * aiI tf Figure 5. Manual preparation of farm-made moist 172.
|Author||:||Michael B. New, Albert G. J. Tacon, I. Casavas|
|Publisher||:||Food & Agriculture Org. - 1995|