meeting the pyramid recommendations would mean significant changes for some parts of american agri culture however aggregate change sector be relatively small a net increase 5 to 6 million acres cropland needed meet table 3 this is in relation total planted area about 2 percent 1991 95 agricultural and below almost 22 idled under federal annual acreage planting constraints during modest adjustment masks larger production prices expected sectors such as sweeteners fats oils fruits which could compared with recent these have undergone also since land climate united states are not homogeneous adjustments commodities may concentrated specific regions all sec tors domestic demand will cause turn lead type quantity food produced how where it caloric an unprecedented 60 reduction average consumption neces sary reach