For foliar spray, it is recommended to use at a ratio of 500-800 times; for drip irrigation, apply 3-5 kilograms per mu; for flooding irrigation, apply 5-10 kilograms per mu, with an interval of about 7-10 days.

For foliar spray, it is recommended to use at a ratio of 300-500 times; for drip irrigation, apply 5-10 kilograms per mu; for flooding irrigation, apply 10-15 kilograms per mu. It can be used during key periods such as bud break, flowering, fruit setting, and fruit expansion.

For foliar spray, it is recommended to use at a ratio of 800-1200 times, and apply it during key growth periods such as jointing, heading, and grain filling.