Beijing releases technical guidance for critical period of wheat production in 2022

This year, the whole city's wheat was jointed on April 13.

Jointing stage wheat seedlings

Statistics from 38 wheat monitoring points show that the jointing period of wheat in the city this year is April 13, which is 4 days later than last year and 2 days earlier than normal; The number of large stems at the jointing stage was 630,000/mu, an increase of 31,000/mu and 28,000/mu compared with last year and normal years respectively

Management opinions in the middle and late stages of wheat

Fertilizer and water management from flag picking to heading stage

At present, the city's wheat is in the late stage of jointing and is about to enter the flag picking to booting stage.

Wheat, one spray and three defenses Image source: Beijing Agricultural Technology Promotion Station

After heading, implement one spray and three defenses in time

All wheat fields should be combined with the control of midges, aphids, powdery mildew and other pests and diseases after heading, and implement the "one spray and three prevention" technology

Monitor the moisture content in time and pour the grouting water well

Combined with the investigation of seedling conditions at the heading, flowering and grain filling stages of wheat, changes in soil moisture in wheat fields should be monitored in a timely manner, and farmers should be instructed to irrigate water for grain filling due to moisture

Scientifically remove impurities to improve the quality of seeds in breeding fields

Enterprises or farmers who have plans to save seeds are recommended to select village collectives, farms, enterprises or large households with clear seed sources, high purity, and conditions for seed breeding to save seeds to ensure the quality of seeds