Sources of nitrogen to the soil include the following exc...
Sources of nitrogen to the soil include the following except
Lightening
Urea
Blue-green algae
Residues of burning activities
Correct answer is D
No explanation has been provided for this answer.
The non-oil crop among the following is ...
Which of the illustrated sources of farm power is the cheapest? ...
Which of the following is not a problem of forest management? ...
Parboiling is a term associated with the processing of ...
The most suitable planting pattern for a mechanized farm which is mono cropped is ...
Which of the following crops require a nursery? ...
A socio-cultural factor affecting land availability is? ...