Aquaculture tips: Catfish feeding technique of spotted fork tail
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- Time of issue:2017-09-21
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(Summary description)Feed is best processed into sedimentation and float two kinds of granules, when the water temperature is above 15 ℃, feeding the floating feed; when the water temperature is below 15 ℃, the feed is fe
Aquaculture tips: Catfish feeding technique of spotted fork tail
(Summary description)Feed is best processed into sedimentation and float two kinds of granules, when the water temperature is above 15 ℃, feeding the floating feed; when the water temperature is below 15 ℃, the feed is fe
- Categories:Industry news
- Author:
- Origin:
- Time of issue:2017-09-21
- Views:0
Feed selection
Feed is best processed into sedimentation and float two kinds of granules, when the water temperature is above 15 ℃, feeding the floating feed; when the water temperature is below 15 ℃, the feed is fed. Feeding two times a day, that is, 1 times in the afternoon, the feeding range should be enlarged as far as possible. Observe the feeding condition of fish every day and adjust the bait rate in time.
Feeding time
The fish weighs below 50 grams, the day throws the bait 3 times. The weight is fed 2 times over 50 grams, 8 o'clock in the morning ~9, 16 o'clock in the afternoon ~17 each feeding 1 times. The amount of daily feeding is determined by the total weight of the fish in the pond and the water temperature. 8℃~15℃ 1%~1 5%; 15℃~20℃ feeding fish body weight 2.5%~3%; 20℃~25℃ feeding Fish body weight 3% ~ 3.5%; 25℃~32℃ feeding fish body weight 4%~4.5%. In the growing season (May ~ October) The feed quantity should be ensured, the general feeding volume accounted for more than 80% of the previous year.
Stocking Density
Spot forks can also be cultured in cages, often using two-level stocking. The first level from 10 centimeters long raises to the tail weight 150 grams, the second level from 150 gram raises to 750 grams ~1500 gram, also may direct the 50 gram fish to grow into the fish. 8 cm ~ cm fish stocking density of 350 tail/square meter ~ tail/square meter, 150 grams of heavy fingerling culture density of 150 tail/square meter 250°c tail/square meters. Spot fork tail Temperament docile, there is a cluster habit, easy to catch, with the fish growing up, in order to adjust the breeding density, improve efficiency, can be listed in batches to catch the listing or wheel to put.
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