During the past several decades dramatic improvement has occurred in agricultural productivity and livelihoods in South and East Asia, stimulated by the Green Revolution and supported by several other factors. Nevertheless, hundreds of millions of rural people in less-favored environments of this region still live in poverty and received limited benefit from the Green Revolution. To address these problems, alternative technological approaches to the conventional Green Revolution technologies are being advocated to address the problems of poor farmers in less-favored areas of Asia, including low external input and sustainable agricultural approaches, organic agriculture and biotechnology. This paper reviews the literature on agricultural technology options... |