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How to prevent and control lily pests and diseases? A detailed guide to practical methods

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1. Damping-off mainly causes damage at the seedling stage, causing plants to wilt. The disease is severe when ventilation is poor and water accumulates in the field. Control methods: (1) Practice reasonable crop rotation, and choose plots with good drainage and loose soil for planting; (2) Strengthen field management, open drainage ditches in time, and improve ventilation and light conditions; (3) Before sowing, soak the seed bulbs in a 1:500 thiram solution or 2% formalin for 15 minutes; (4) When the disease occurs, promptly remove diseased plants, and disinfect the affected area with 5% lime milk.

1. Damping-off mainly causes damage at the seedling stage, causing plants to wilt. The disease is severe when ventilation is poor and water accumulates in the field. Control methods: (1) Practice reasonable crop rotation, and choose plots with good drainage and loose soil for planting; (2) Strengthen field management, open drainage ditches in time, and improve ventilation and light conditions; (3) Before sowing, soak the seed bulbs in a 1:500 thiram solution or 2% formalin for 15 minutes; (4) When the disease occurs, promptly remove diseased plants, and disinfect the affected area with 5% lime milk.

2. Aphids appear in early summer. They gather on tender leaves, stems, and flower buds to suck sap, causing plants to wilt and grow poorly. Control methods: (1) Keep the garden clean, remove field weeds, and reduce the overwintering insect population; (2) During the outbreak period, spray once every 7-10 days with a 1000-2000 times dilution of 50% fenitrothion, or a 1500 times dilution of dichlorvos emulsifiable concentrate, for several consecutive applications.

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