Agriculture--Economic aspects India 4 Agriculture and state 3 Agricultural productivity 2 Economic development 2 Economic history 2 Economic policy 2 Land reform 2 Agricultural credit 1 Agricultural innovations 1 Agricultural laborers 1 Agriculture 1 Capital investments 1 Climatic changes 1 Crops and climate 1 Farm tenancy 1 Farmers--Economic conditions 1 Farms, Small 1 Field crops--Economic aspects 1 Food supply 1 Grain 1 India - Kerala 1 Indian economy 1 Informal sector (Economics) 1 Irrigation reforms 1 Kerala 1 Machinery in the workplace 1 Natural resources--Management 1 Peasant uprisings 1 Peasants 1