Figure 4.18 shows that the harvested snakehead fish are mainly sold to local traders (80.7%) and some traders from neighboring provinces (16.5%). In addition, there are a few small-scale farmers who directly retail to local consumers (2.5%) and a small number are kept for consumption or for ...
TAY DO UNIVERSITY FACULTY OF APPLIED BIOLOGY GRADUATION THESIS IN AQUACULTURE CODE: D620301 COMPARISON OF ECONOMIC AND TECHNICAL EFFICIENCY OF SNAKEHEAD FISH FARMING MODEL IN EARTH PONDS AND CYLINDER FARMING MODEL IN HONG NGU DISTRICT, DONG THAP PROVINCE Instructor: Student ...
Chapter 5 CONCLUSION AND SUGGESTIONS 5.1 Conclusion 5.1.1 Production household (1) Parent fish used for fish farming are mainly from fish ponds with an average production time of about 30 days, in which the price of fingerlings is quite high (112 VND/fish). After being produced, fingerlings are ...
Feeding amount of 500 - 650 tons/ha/crop is suitable and brings high economic efficiency. Pangasius farming time from 5 to 6 months is highly effective in terms of economy and technique. Increasing farming time does not bring high efficiency because it requires more feed, increasing feed conversion ...
APPENDIX B: EXPERIMENTAL DATA 2 Appendix B.1: Average temperature variation ( o C) in experiment 2 Temperature ( o C) Temperature ( o C) Day Morning Afternoon Day Morning Afternoon 1 26.8 28.3 15 27.3 28.8 2 26.9 28.4 16 27.3 28.8 3 27 28.5 17 27.3 28.8 4 27.3 28.8 18 27.3 28.8 5 26.8 28.3 19 27 ...
Unsuitable, the fish cannot use the provided food, so in the 10-day-old-20% TĂCB/day experiment, the fry showed a very high cannibalism (93.3%). In addition, according to the report of Quin and Fast (1996b), when the prey is a small individual in the school, it will be easier to detect and ...
