003090000a22001330004500060000800000082001800008100001300026100001500039245004000054260003400094260000900128300000800137650003000145  a100  a581.072 4 PEA  aPaech, k  aTacey, M V  aModern methods of plant anlysis V.3  aNewdelhi, Narasa Publications  c1956  a761  aPlant analysis techniques