Composite agent for improving stigma exsertion rate of japonica rice three-line sterile line and application of composite agent
A three-line sterile line, stigma exposed technology, applied in the application, biocide, animal repellent and other directions, can solve the problem of improving the stigma exposure rate of japonica rice sterile lines, and the yield of indica-japonica hybrid rice seed production and the like. Improved seed set and yield, easy to use, simple to formulate results
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[0021] 1. Preparation of medicine
[0022] (1) Compound drug: 6-benzylaminopurine (6-BA) 2mg / L, dissolved in 1ml 1N NaOH; kinetin (KT) 2mg / L, dissolved in 1ml 1N NaOH; jasmonate methyl ester (JA-Me) 5g / L, dissolved in alcohol and Tween20; gibberellin 3 (GA3) 300mg / L, dissolved in absolute alcohol; potassium dihydrogen phosphate (KH 2 PO 4 ) 30mg / L, dissolved in water; borax 1.2g / L and diethylenetriamine 3g / L, dissolved in boiling water; after mixing these dissolved reagents, add 0.02% (v / v) Tween20.
[0023] (2) Control drug 1: methyl jasmonate (JA-Me) 5g / L, dissolved with alcohol and Tween20; potassium dihydrogen phosphate (KH 2 PO 4 ) 30mg / L, dissolved in water; borax 1.2g / L and diethylenetriamine 3g / L, dissolved in boiling water; then add 0.02% (v / v) Tween20 to the dissolved reagent.
[0024] (3) Control agent 2: 6-benzylaminopurine (6-BA) 2mg / L, dissolved in 1ml 1N NaOH; kinetin (KT) 2mg / L, dissolved in 1ml 1N NaOH; potassium dihydrogen phosphate (KH 2 PO 4 ) 30mg / L,...
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