00465nam a2200109Ia 4500008004100000082002400041100001800065245010700083260003800190600003300228650009400261140224s9999    xx            000 0 und d  a632.12:631.427.3 L9  aAgarwal, S.C.  aRecognising micronutrient disorders of crop plants on the basis of visible symptoms and plant analysis  aLucknowbLucknow Universityc1979  a S.C.Agarwal and C.P.Sharma.  aSoil science,Plant disorders,Trace Elements-deficiencies, Micronutrients,Plant diseases,