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ATQ- 15×30 = (15×18) +(20×a) 450 =270+20a 20a =180 A = 9 days.
Which type of layer silicate clay minerals demonstrates a structure comprising two silica tetrahedral sheets and two magnesium-dominated tri-octahedral ...
The soil having pH value of < 8.5 with EC (electrical conductivity) is > 4.0 millimhos/cm and ESP < 15% is ____
The soil amendment used for the reclamation of Sodic soil is
In soil, net Immobilization of Carbon & Phosphorus occurs when ratio is:
What is the term for the arrangement of soil particles into clumps or aggregates?
Kaolinite is
Saline soils could be improved by:-
Which property of soil usually reflects the extent of leaching and weathering of soils?
……………………………is a key factor for successful crop production and it is a measure of capacity of soil to supply plant nutrients.
...Soil structural units having horizontal axis much longer than vertical axis. Such type of soil structure is known as