Physical and Environmental constraints

• Because of the mountainous region of the country, it is very difficult to establish the basic development infrastructures in these areas. It is also being threatened by the alarming situation with regards to environmental degradation and soil erosion that is being created by the rapidly growing population, compounded by unemployment and poverty.
• Also, heavy rainfall during monsoon period, uneven distribution of rainfall. High wind and hailstorms, spring frost, etc. cause difficult to control spread of disease and pests and other physiological disbalance in plants causing heavy loss.