This paper aims to identify the influence of several factors linked with the familiar farmer income, which can reinforce or not the basic idea of policy of incentive of the familiar agricultural implemented by Government since 1996. The profits were estimated based on OLS linear regression in two stages, with the equation of second moment has been adjusted by incorporation of inverse ration of Mills generate with the result of probit model, where is estimated the possibility of the producers of vegetables demand or not the credit. It was evident the di-sadvantage of trade via the big supermarkets, because they contribute to reduce, in according to Mello (2001), the gains of vegetables producers.