Question

what is fertility of soil write 3 rule
​

Answer 1

Answer:

These include fallowing, using compost, manure, crop residues, fertilizer trees (e.g Calliandra and Pygeum africana), intercropping legumes with cereals and including the principles of conservation agriculture (crop rotation, ensuring permanent cover for the soil and no disturbing of the top soil layer).

Answer 2

Explanation:

• Soil fertility depends on three major interacting components: biological, chemical and physical fertility. Soil organisms improve soil fertility by performing a number of functions that are beneficial for plants.