Conversion factor for conservation of organic carbon to

In the soil water-plant continuum, what is the driving force that allows water to move from the soil through the plant to the atmosphere?

The Beaufort scale is for describing 

In the CGMS system, the “B line” serves as the:

What is the most appropriate time to irrigate wheat if only one irrigation is available during its growth period?

Match List-I with List-II and select the correct answer using the codes given below the lists.

Accumulation of which of the following is considered as good indicator for water stress?

Raising of the re-growth obtained from roots of stalks after harvest of a crop is termed as:

The Black soil which are found in the area of Maharashtra, Gujrat, M.P. have the dominant clay mineral i.e.

Chemically most of the sand grains are