003340000a22001210004500060000800000082001500008100002000023245003300043260005900076260000900135300000800144650006000152  a100  a581.31 LEO  aLeopold, A Carl  aPlant growth and development  aBombay, Tata mc graw - hill publishing company limited  c1964  a466  aPlant growth- development/ photosynthesis/ mobilization