HERBICIDAL COMPOSITION AND METHOD OF ERADICATION OF WEEDS IN FALLOW FIELD Russian patent published in 2010 - IPC A01N57/20 A01N47/36 A01N25/22 A01N25/30 

FIELD: agriculture.

SUBSTANCE: herbicidal compositions are intended for eradication of weeds on fallow field. They contain as an active substance a combination of glyphosate (A) or its salts with sulfonylurea herbicides (B). As the least a mixture of two herbicides is used which is selected from the group consisting of chlorsulfuron (B₁), metsulfuron-methyl (B₂), etametsulfuron-methyl (B₃) triasulfuron (B₄) or salts thereof, taken in the amount ensuring synergy effect. Herbicide composition can be used as a water-dispersible granules or wettable powder, while it additionally contains a surfactant and fillers for a given ratio of components. It also relates to methods of eradication of weeds on fallow fields and during subsequent planting of spiked cereals. Fallow field is treated with above mentioned herbicidal compositions once late in summer.

EFFECT: expansion of the spectrum of action of herbicidal preparation, provision of destruction of malicious weeds both in the year of application on fallow field and one year after using on fields of spiked cereals with less labor and resources while reducing the application rate of active substances.

6 cl, 17 tbl, 6 ex