Method for removing oilseed rape stamens by using chemical agent

The invention relates to a method for removing oilseed rape stamens by using a chemical agent, and belongs to the technical field of oilseed rape new variety breeding. The method comprises the following steps: blending the concentration of tribenuron-methyl, and mixing according to the measurement of 0.2 g per hectare; selecting a high-quality high-yield high-oil high-resistant yellow-seed double-low hybrid rape variety; according to current rape growth conditions, taking visible flower buds after stripping off one to two young leaves on 80% oilseed rape plants as standards, carrying out administration treatment, and spraying during administration; according to the difference of the varieties, plant growth conditions and slight difference of drug concentrations, taking the using pesticideof single plant being 0.0005 to 0.001 mg to be optimal; waiting about 15 days after first drug spraying. The method is more flexible in choice of parents and apolegamy, tedious working procedures forbreeding matching and hold