00757naa a2200157 a 450000100080000000500110000800800410001902200140006010000170007424500960009126000090018752003110019665000190050770000170052677300560054316331402023-04-28       1995    bl uuuu     u00u1 u    #d  a0004-82831 aSYKES, S. R.  aTesting swingle Citrumelo trees for off-types using isozyme markers.h[electronic resource]  c1995  aSwingle citrumelo is a citrus rooststock of varying significance in different citrus growing regions of the world. For example, swingle is used extensively in Florida for grapefruit plantings, whereas in California it has failed to attrac much attention for navels and valencias.Recently, swingle has been.  aFruta Cítrica1 aLEWIS, W. J.  tAustralian Citrus Newsgv.71, p.5-6, January, 1995.