00507naa a2200181 a 450000100080000000500110000800800410001910000170006024500790007726000090015665000110016565000090017665000150018565300150020070000200021570000160023577300740025117999282017-04-25       1958    bl ---       0--  u    #d1 aAMBLE, V. N.  aAge at first calving and calving interval for some Indian herds of cattle.  c1958  acattle  aGado  aProdução  aProduction1 aKRISHNAN, K. S.1 aSONI, P. S.  tIndian Journal Veterinary Animal Husbandrygv.28, n.2, p.83-92, 1958.