Phosphorus deficiency is widespread in most (_____%) 0f the soils of Pakistan.
2
The basic form of present day Universal soil loss equation (USLE), initially involved the use of factors such as ________?
3
Phosphorus (P) is the second major nutrient essential for plant growth. With the exception of Nitrogen (N) and Potassium (K), Phosphorus is required by plants in_________?
These are just sample questions. The actual quiz contains 15 questions.
