The Green Revolution, is a set of research technology transfer initiatives occurring between 1950 and the late 1960s, it increased agricultural production worldwide. The initiatives resulted in the adoption of new technologies, including high-yielding varieties (HYVs) of cereals, especially dwarf wheats and rices, in association with chemical fertilizers and agrochemicals, and with controlled water supply (usually involving irrigation) and new methods of cultivation, including mechanization etc.