Chemical formula of Gypsum is?

Most limiting factor for crop cultivation in desert areas is

Match List I with List II

Choose the correct answer from the options given below:

Which of the following is NOT associated with podzolization?

Soil moisture characteristic curve represents the relationship between

Which of the following is a man-made epipedon?

The chemical used to remove organic matter from the soil during mechanical analysis is

Which one of the following is an aerobic non-symbiotic nitrogen-fixing bacteria?

Which master horizon of soil is known as the zone of illuviation?

The rate of decomposition of organic matter is negatively affected by the presence of

Weight of one hectare furrow slice of root zone depth soil is about