capital intensive: requiring large sums of money for various purposes such as buying modern machinery

developing nations: nations seeking to become more advanced socially, economically and technologically

greenhouse: A structure whose walls and roof are made of transparent material like glass that retains heat. Plants that need protection from harsh cold weather are grown here under artificial heating conditions

humus: dead and decomposed remains of plants and animals that add nutrients to the soil and make it extremely fertile

irrigation: supply of water to crops through a system of pipes, ditches, etc, over and above the water received from rains

legumes: Plants that produce pods with seeds such as peas, beans and pulses that are rich in protein. These plants fix nitrogen in the soil making it very fertile.

manure: animal dung used for fertilising soil

sustainable methods of farming: such methods of farming help sustain soil fertility,availability of water and income of the farmer