Welcome to your Soil Science Part 09
___________ cation is dominant in sodic soil.
___________ is passive soil forming factor.
___________ is example of silicate clay minerals.
___________ is fast decomposing material in soil.
___________ mineral is a source of boron in soils.
___________ mineral is a source of phosphorus in soils.
____________ fertilizers are applied for improvement of quality and strength of fiber crop.
_____________ cake has highest nitrification rate.
_____________ is an example of the most persistent herbicides.
_____________ is example of immobile element in soil.
______________ fertilizer is used for the paddy crop.
______________ is one of the phosphate solubilizer species of micro organisms.
_________________ = ( CO3 + HCO3) – (Ca + Mg).
____________________ is a recent soil order.
____________________ is beneficial element for the plant.
____________is the process of decomposition of organic matter.
____________structure provides less porosity in soils.
1 m.e. H+ = ______ mg Ca++.
1 me gypsum per 100 g = ________ mg/100g gypsum.
1 me Na+ = ______ mg Na+.
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