METHOD OF WEED CONTROL Russian patent published in 2013 - IPC A01G16/00 

FIELD: agriculture.

SUBSTANCE: invention relates to the field of agriculture, in particular, to cultivation of rice. The method of weed control comprises obtaining the rice seedling according to the mode of shortened flooding, processing of weeds with the herbicide Nominee in combination with a surface active agent (surfactant). After obtaining the rice seedlings the water level in checks is raised to 7-10 cm to cover the seedlings with a layer of water. Weeds of genus Echinochloa in full tillering phase are located above water, they are treated with herbicide Nominee in a dose of 95-100 ml/ha at a rate of working fluid at aerial treatment of 50 l/ha. Then in two days after the treatment the water layer in the checks are lowered until the appearance of rice leaves over the surface of the water and nitrogen top dressing is carried out, such as with urea to remove the stress load on the rice sprouts.

EFFECT: proposed method enables to increase effectiveness of barnyard grass control in phase of 6-7 leaves, outgrowing in growth and development the rice crops, to prevent their re-occurrence, to eliminate thinning-out of the sprouts and herbicidal burn of young rice seedlings, and hence to keep the rice harvest.

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