01068nam a2200313 a 450000100080000000500110000800800410001910000220006024501270008226001820020952000960039165000220048765000100050965000100051965000090052965000190053865000100055765000120056765000100057965000150058965300300060465300170063470000210065170000160067270000200068870000150070870000160072370000150073915231862025-07-30       1985    bl uuuu     u00u1 u    #d1 aABOUL-NAGA, A. M.  aProductivity and management of desert Barki sheep and goats in the semi-arid coastal zone of Egypt.h[electronic resource]  aIn: INTERNATIONAL RESEARCH AND DEVELOPMENT CONFERENCE ON ARID LANDS: TODAY AND TOMORROW, 19., 1985, Tucson, Arizona. Proceedings. Bouder: Westview Press, 1988. p. 327-338.c1988  aTo provide such basic data for sheep and goat production and prevailing management systems.  aAnimal production  aBucks  aGoats  aRams  aSemiarid zones  aSheep  aCaprino  aOvino  aProdução  aComportamento reprodutivo  aProductivity1 aABOUL-ELA, M. B.1 aMANSOUR, H.1 aGALAL, E. S. E.1 aHEIDER, A.1 aSHEHATA, E.1 aHASSAN, F.