00691naa a2200193 a 450000100080000000500110000800800410001910000160006024500770007626000090015330000140016249001100017650000160028665000110030270000170031370000180033070000180034877301310036612226452026-04-08       1966    bl uuuu     u00u1 u    #d1 aRIGG, J. K.  aRotational crossbreeding of beef cattle in the gulf coast area of Texas.  c1966  ap. 11-16.  a(Texas A & M University System. Agricultural Experiment Station. Consolidated progress reports 2411-2426)  aFotocópia.  aBovino1 aSMITH, J. C.1 aCHAGAS, E. C.1 aCOOPER, R. J.  tIn: TEXAS A & M UNIVERSITY SYSTEM. Agricultural Experiment Station. Beef cattle research in Texas, 1966. College, Texas, 1966.