Father of Indian Soil science

Acid hydrolysis is

Total number of soil orders

Bray No 1 reagent used for estimation of

First manufactured fertilizer in India is

Most acid forming fertilizer is (M. Imp)

Dominant soil order in world is

Dominant metallic element in earth crust is

Swamp gas or Marsh gas is

Flocculating agent is

Study of soil from stand point of higher plants is known as

Dominant mineral in forest soils