Loose rock fill dams are economical for gully control, when gully depth is up to ______
The most advanced and efficient practice of fertilization is _______
Plantation of high water consuming trees for withdrawal of ground water is termed as __________
The optimal pH range for most plants is between
The most suitable range of pH for fruit plants
Surge irrigation is technically an advancement over
The most suitable soil for crop production is _________
Jalpriya is a variety of
Sugarcane + Potato is an intercropping system of
Seed-rate of potato per hectare is—