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022 1 _a2672-2836 (Online)
040 _aPH-QcNFR
_beng
_cPH-QcNFR
100 1 _aGuerrero, Rafael D. III
_93567
245 1 0 _aCulture of Tilapia nilotica and Macrobrachium species separately and in combination in fertilized freshwater fishponds /
_cRafael D. III Guerrero and Luzviminda A. Guerrero
264 1 _aQuezon City, Philippines :
_bBureau of Fisheries and Aquatic Resources ,
_c1976
336 _atxt
_btxt
337 _ac
_bc
338 _acr
_bcr
347 _atext file
_bPDF
504 _aIncludes bibliographical references
520 3 _aTilapia nilotica and shrimps of the Macrobrachium species, separately and in combination, were stocked, in 15 0.1 ha fertilized earth ponds. Yield of T. nilotica in ponds stocked with 5 kg/ha adult shrimps increased by 21 % over that of ponds with T. nilotica only. Presence of the shrimps also increased the total yield of polycult'ure ponds by 22% compared to that of monoculture ponds with T. nilotica alone. The shrimps apparently contributed substantially to the natural diet of T. nilotica. Adult shrimps stocked at 5 kg/ha yielded more than juveniles stocked at 10 kg/ha in monoculture and polyculture ponds. Culture of Tilapia nilolica in freshwater ponds is gaining wide acceptance in the Philippines. Experimentally, the monoculture of the species in fertilized fishponds at 10,000 to 20,000/ha has given yields of 612 to 1,100 kg/ha respectively (Guerrero, 1976). Two freshwater shrimp species, Macrobrachium lanckesteri and M. lanceifrons montalbanense, were found to be capable of reproducing in fishponds (Guerrero, Guerrero and Grover, 1975). Preliminary studies on the monoculture of shrimps and in combination with Tilapia mossambica and T. nilotica had encouraging results (Guerrero and Guerrero, 1976).
546 _aeng
_beng
650 0 _2LCSH
_aNile tilapia
_zPhilippines
_93745
650 0 _2LCSH
_aNile tilapia
_94078
650 0 _2LCSH
_aTilapia
_9289
650 0 _2LCSH
_aFish
_xBreeding
_94079
650 0 _2LCSH
_aFresh water
_xFertilization
_94080
700 1 _aGuerrero, Luzviminda A.
_eauthor
_93568
773 0 _078
_9146
_aPhilippines.
_oIRC00020
_tThe Philippine Journal of Fisheries
_x2672-2836 (Online)
_gVolume 14 Issue no. 2 (1976), page 232-235
942 _2lcc
_n0
_cJA
_iIMC000123
999 _c950
_d950