TY - GEN AU - GAGNARD, J AU - MARTIN-PREVEL, P TI - PLANT ANALYSIS: AS A GUIDE TO THE NUTRIENT REQUIREMENTS OF TEMPERATE AND TROPICAL CROPS U1 - 580 MAR/PL CY - CALCUTTA, S B A PUBLICATIONS KW - GENERAL SUBJECTS KW - MISCELLANEOUS CROPS KW - TREE AND SHRUB CROPS ER -