Nepalese farmers complain that there is "more pain and less gain" in their occupation. What could be the reasons behind it ? Also write the way to make it the sector of "less pain and more gain"

Urban growth invariably feeds increased commercialization and industrialization. it requires continually expanding land areas. when urbanization rates are high, and countries do not have the institutional and managerial capacities or economic wherewithal to manage such rapid growths, they exert intense pressure on the types and nature of the resulting settlements. they contribute to the development of overcrowded slums and shanty towns without adequate essential services and necessary infrastructure.-by asit k. biswas and cecilia tortajada

Complementary goods. they go together, thats why one price increase and the others demand increases