Which one of the mineral is considered under secondary mineral?
A secondary mineral is one resulting from the weathering of a primary mineral, either by an alteration in the structure or from reprecipitation of the products of weathering (dissolution) of a primary mineral. Common secondary minerals include topaz, zircon, corundum, fluorite, garnet, monazite, rutile, magnetite, ilmenite, allanite, and tourmaline.
The ESP of saline soils is _____%
The study of soil from the stand point of higher plants is known as……………………….
Match the following:
1. Soil moisture tension ...
Soil health card with the tagline “Swasth Dharaa, Khet Haraa” was launched on ____.
The deficiency symptom for Fe in plants is
Soil texture is determined most commonly by which method?
with the help of ICT, a system to identify, analyse and manage site soil spatial and temporal variability within field for optimum profitability sustai...
The critical nutrient range in the context of soil fertility is explained by?
The acidic soils can be reclaimed by the application of ____
It is the tendency of some crops to absorb and accumulate nutrients far in excess of their actual needs if it is present in sufficiently large quantitie...
