The Biology and Culture of Tilapias
Discussion NOAKES: A comment more than a question. One of your points is that temperature is very significant for these fish. Th ...
BOWEN: I have not compared it with fish meal, but I have compared it with the essential amino acid requirements of warmwater fis ...
COCHE: There is one factor which has not been mentioned from the fish culture point of view. Is the amount of food available aff ...
in a form which they can pick up easily: if it is more or less soluble or in the form of free swimming bacteria then it may be o ...
MORIARTY: Going back to Dr. Chervinski's paper, one thought which occurred to me is that the influence of temperature at the lim ...
SESSION 3: CULTURE Chairman's Overview H, F. HENDERSON One of the major difficulties in comparing different culture systems is t ...
ing and suggests that they may be more readily attacked by disease and parasites. Manures and fertilizers seem to be more effect ...
Roberts and Sommerville note that the diseases of tilapias have not been as well studied as those of other cultured species, bot ...
Tilapia Culture in Ponds under Controlled Conditions Fish and Aquaculture Research Station Dor, D.N. Ho f-Hacarmel Israel AND Gi ...
some east African countries. It seems that there is considerable variation in the performance of cultured T. zillii since this s ...
Some species, such as Tilapia zillii or Sarotherodon mossambicus, breed when they are young and small and cannot reach market-si ...
Table 1. Stocking biomass recommended by Van der Lingen (1959a, b) for tilapia cultured in ponds with different inputs and the c ...
develop towards the end of the culture period. This problem can, however, be solved much more effectively by including a predato ...
Table 2. Polyculture of tilapia (Sarotherodon aureus) with common, silver and grass carp in a 1.4-ha pond at Dor, Israel (after ...
There is another serious drawback to mixed sex spring culture which is economic in nature. The cost of overwintering tilapia fin ...
May-beginning of June) can reach a final weight of 100 g and over by autumn. However, those hatched later and stocked in the nur ...
Table 3. Nursing tilapia fingerlings in a 5.7-ha polyculture pond with other species grown to market weight at Harna'apil, Israe ...
Table 4. Culture of all-male tilapia hybrids (Sarolherodon niloticus x S. aureus) in a 4.2-ha polyculture pond at Gan-Shmuel, Is ...
ratio (FCR) was 2.31. In Israel the stocking densities for all-male tilapias in polyculture systems are usually 3,000 to 5,00O/h ...
Table 5. Yields of all-male tilapia hybrids (Sarotherodon niloticus x S. aureus) cultured alone and with common carp (Cyprinus c ...
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