TY  - BOOK
AU  - Takkar, P.N.
TI  - Twenty years of coordinated research on micronutrients in soils and plants, 1967-87
U1  - 631.820.72 T11T 
PY  - 1989///
CY  - Bhopal
PB  - Indian Institute of soil science
KW  - MICRONUTRIENTS FERTILIZERS -- RESEARCH
KW  - PLANTS, EFFECTS OF TRACE ELEMENTS ON
ER  -