The Green Revolution Reconsidered: The Impact of by Professor Peter B. R. Hazell
By Professor Peter B. R. Hazell
Ebook by way of Hazell, Professor Peter B. R.
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Extra info for The Green Revolution Reconsidered: The Impact of High-Yielding Rice Varieties in South India (International Food Policy Research Institute)
2). The number of mechanized wells—electric and oil pumpsets— also doubled over this period, and by the early 1980s over half the wells were mechanized. FERTILIZER. The consumption of chemical fertilizer within the region increased sixfold between 1965/66 and 1984/85, from 5,177 to 30,024 metric tons of nutrients (Fertilizer Association of India, various issues). Nitrogen consumption increased from 3,198 to 17,032 metric tons. 5). It is also used most intensively during the irrigated navarai season.
A. a. a. a. a. a. a. a. a. a. a. a. 32 Economic Changes among Village Households 35 other hand, shrank by 14 percent in size. These results pertain only to the resurvey villages and should not be extrapolated to the entire study region (see a later section in this chapter on changes in the farm size distribution). What, then, can we conclude about the productivity effects of the green revolution between 1973/74 and 1983/84? Paddy production did increase sharply, but this seems to have been more the result of substituting paddy for groundnuts in the cropping pattern.
The substitution between paddy and groundnuts could also be partly driven by technological change, especially if improved paddy varieties have lower costs and this increases the relative profitability of paddy. On the other hand, part of the substitution appears to be related to weather conditions. Groundnuts need less water than paddy and hence, along with millets and sorghum, are more favored by farmers during drought years. Irrespective of cause, the observed changes in the cropping pattern are considerable, and they have important implications for changes in farm income and employment.