This is a physiological disease. Mainly high temperature barriers, high temperatures during the day and night, is not conducive to flower bud differentiation, resulting in prosperous branches and leaves, can not sit melon. Yellow leaf is a disease-deficient disease, and it turns yellow from the bottom lobe. It is mainly a deficiency. Control methods: can be foliar sprayed with amino acids and boron, magnesium, zinc foliar fertilizer, combined with afternoon spray of sodium nitrophenolate, sprayed every 5 to 7 days, and even spray 2 or 3 times, the effect is good.
Protective Gown,Disposable Sms Gown,Surgical Isolation Gowns,Protective Gowns Disposable
Taizhou huangyan Yiman industry & trade limited , https://www.yimancoverall.com