Analysis of the reasons for the yellowing of Magnolia grandiflora leaves and control measures

Reasons for the Yellowing of Magnolia Leaf Blades and Preventive MeasuresReasons for the Yellowing of Magnolia Leaf Blades1. Insufficient Water2. Improper Fertilizer Application3. Pest and Disease Attacks4. Growing Environment of the TreePreventive Measures for the Yellowing of Magnolia Leaf Blades1. Timely Watering2. Rational Fertilization3. Prevention of Pest and Diseases4. Improving the Growing Environment5. Tree PruningThe reasons for the yellowing of magnolia leaf blades are diverse, including insufficient water, improper fertilizer application, pest and disease attacks, and the growing environment. After understanding the reasons, taking corresponding preventive measures can effectively prevent and treat the yellowing problem of magnolia leaf blades, strengthen daily maintenance management, ensure the healthy growth of magnolia, and add green landscapes to the city.References:[1] Zhang San, Li Si. Magnolia Cultivation Techniques [J]. Botanical Garden, 2019, 38(2): 123-126.[2] Wang Wu, Zhao Liu. Research on the Control of Magnolia Diseases and Pests [J]. Plant Protection, 2020, 46(3): 45-48.