00384nam a2200097   4500082001800000100002100018245012800039250000800167260009300175700001800268  aJ:4 N68 KA 18  aP N KANAKAMBARAN  aEFFECTS OF COLLAR ROT AND RING BARKING ON THE RHIZOSPHERE MICROFLORA AND CERTAIN CHEMICAL CONSTITUENTS OF SWORD BEAN PLANTS  aMSc  aAGRICULTURAL COLLEGE AND RESEARCH INSTITUTE VELLAYANIbDIVISION OF PLANT PATHOLOGYc1968  aDr. J SAM RAJ