organic matter creates humus the soil layer that is a prerequisite for all food production it's in the humus that we find most of the nutrients but it's also the humus the disappears in modern farming diversity and the number of organisms decrease and the self-sufficient entity falls apart. it seems awkward to regard the plough until it just threats since they traditionally symbolize fertility and good times but contemporary food production has become so industrialized that it causes damage to soil layers deeper down as well. pox nice so as soil compaction is an increasing problem become more and more specialized which calls for more rationalize ation measures the machinery gets larger and heavier cultivation seasons become longer so we tell the land wanted. twenty four like