Conservation of soil is the process in which –

Contour bunding is a method of soil conservation used in –

World Conservation Day is celebrated on

Which of the folowing is full form of PCRA ?

"Biorock technology" is talked about in which one of the following situations?

With reference to soil conservation, consider the following practices : 1. Crop rotation 2. Sand fences 3. Terracing 4. Wind breaks Which of the above are considered appropriate methods for soil cons…