AN ELECTRON MICROSCOPE STUDY OF ROOT-HAIR INFECTION  BY RHIZOBIUM.
D001431:Bacteriological Techniques; D004583:Electrons; D006197:Hair; D008853:Microscopy; D008854:Microscopy, Electron; D010944:Plants; D012106:Research; D012231:Rhizobium
BACTERIOLOGICAL TECHNICS; EXPERIMENTAL LAB STUDY; MICROSCOPY, ELECTRON; PLANTS; RHIZOBIUM