The New Heads of Farms (1979-1981) Those persons who began heading farms between 1979 and 1981 differ in many respects : the size of the farms taken over, their bonds of kinship with those who farmed the land before them, age. previous place of residence, and the combination of activities within the household. The "classical" installation of young family helpers on middle-sized or large farms has not occurred very often. Hence, the rotation of farm heads does not seem to be a factor tending toward a single type of farm. On the contrary, it is involved in the reproduction of the diversity of French agriculture. This diversity comes not only from competition but also from the way farm families function in relation to the larger environment....