* The concept of 'Small Farmer Large Field' is a participatory collective action model that aims to improve the livelihood of small and marginal farmers in India by achieving economies of scale and bargaining power in the supply chain.  * It was adapted from the Large Field Model of Vietnam and was piloted to address the key challenges faced by millions of small and marginal farmers in India. The model allows small farmers to benefit from achieving economies of scale by organizing themselves into groups.