NABARD GR A AGRICULTURE ARD STUDY MATERIAL :NUTRIENTS AND THEIR SOURCES
NABARD GR A AGRICULTURE ARD STUDY MATERIAL
Nutrients : Sources
∗ Nitrogen : Organic matter
∗ Phosphorus (P) : Apetite and Al & Fe phosphate
∗ Potash (K) : Arthoclase, Micas, Feldspar
∗ Calcium (Ca) : Dolomite, Calcite
∗ Magnesium (Mg) : Dolomite, Muscovite
∗ Sulphur (S) : Gypsum, Pyrite, Organic matter
∗ Iron (Fe) : Pyrite, Magnetite
∗ Molybdenum (Mo) : Olivine
∗ Boron (B) : Tourmaline
∗ Manganese (Mn) : Magnetite
TO BUY STUDY MATERIAL
WAP 8961215410 FOR DETAILS.
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