Substantiation of the weed control system when placing grain production in microzones of the Central Chernozem region

The most important link in modern farming systems is the protection of crops from weeds. Only by taking effective measures to reduce weediness one can get a high yield cultivated and high-quality products. On field or plot with all other agricultural activities aimed at increasing crop yields will be ineffective. When planning for weed control, grower must give priority preventive organizational measures. It much easier prevent weeding land than try an already weeded area. Preventive include: seed cleaning; preparation feed feeding, allowing them cleaned viable seeds; organic fertilizers (manure, composts) before applying fields. An measure that reduces fields destruction weeds on lands adjacent fields: unused plots, edges, roadsides, edges forest belts. Cleaning seeds wastes necessary means machines vehicles, as well containers.