What are the constraints of agriculture in Brazil and India respectively?

Brazil The regional development of Brazil is also very uneven. In the economically developed southern and southeastern regions, the use of modern science and technology and business management methods, there is a large amount of capital investment. Northeast and central and western regions are underdeveloped regions of Brazil. Especially in the northeast, although there are many rivers and lakes, but there is no irrigation system, due to the arid climate, agriculture basically "rely on the sky to eat", is the country's most backward region. Small farmers in underdeveloped areas mainly rely on traditional farming methods, some even slash-and-burn, the destruction of resources is quite serious.

India Frequent floods and droughts in the agricultural development of rapid population pressure