Crop rotation and fertilization, which makes soil more productive, allowed farmers to grow more crops on less land.
(Crop rotation and fertilization, which makes soil more productive; allowed; farmers to grow more crops on less land) Context(Crop rotation and fertilization , which makes soil more productive allowed,List([0, 74))):(Crop rotation and fertilization; makes; soil more productive) Context(Crop rotation and fertilization , which makes soil more productive allowed,List([0, 74))):(farmers; to grow; more crops; L:on less land)
Crop rotation and fertilization , which makes soil more productive allowed,List([0, 74)) Crop rotation and fertilization , which makes soil more productive allowed,List([0, 74))
Crop rotation and fertilization, which makes soil more productive Crop rotation and fertilization farmers
allowed makes to grow
farmers to grow more crops on less land
soil more productive
more crops L:on less land