Summary: 23. PRODUCTION OF ADVANCED FRY The intensive production of advanced carp fry about 3 cm long, in well prepared earthen ponds, takes 21-30 days. 24. The chief environmental factors which influence carp fry production during this first rearing period are: (1) water temperature, as fast growth and good survival require at least 18°C
Image Dimensions: 365 x 243
Image originally found here.