How to control root mites in lily planting?
How to control root mites in lily planting? Please introduce the control method of lily root mite to damage the base of lily bulb, the disease part can expand upward, causing the injured bulb to blacken and rot, the aboveground part withered yellow, the leaves withered ahead of time, and often complicated with other diseases. Control methods: select disease-free, mite-free and mechanically injured seed balls; burn dead branches and leaves in the field, disease and insect residues, and reduce the source of diseases and insect pests; seed balls are harvested and cleaned and put into 3940 ℃ water bath for 2 hours, which can kill mites and eggs; 1.8% avermectin can also be soaked, removed and dried and stored. Before sowing, soak the bulb with 4000 times of carbendazim wettable powder and 1000 times of methyl thiophanate wettable powder for 3 minutes for 5 minutes. You can also use 10% phoxim granules plus 50% phoxim wettable powder 2kg or 50% thiophanate wettable powder 0.5kg to make medicine soil and apply it to the sowing ditch. In the first and middle of April, 20% promethazine wettable powder 3000 times liquid, 5% bacteriological clear water agent 300x liquid or 50% dimethazone wettable powder 700x liquid was sprinkled for 2 times 3 times, each time at an interval of 15 days. Irrigation should be carried out in sunny or cloudy days when the soil does not accumulate water, and hoe the topsoil layer before application, otherwise the effect is poor. Click to get more lily planting techniques click to get more flower planting techniques
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How to prevent and cure leaf spot by planting edible lilies?
How to prevent and cure leaf spot by planting edible lilies? Please introduce the control methods of lily leaf spot, which mainly harms the stems and leaves of lilies. After the damage of the leaves, there were round disease spots and slightly sunken. With the emergence of a large number of conidia, the leaves become dark brown or black, and the leaves turn yellow in severe cases. If the disease spot occurs in the stem, it will cause the stem to change.
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What diseases do you need to control when planting dragon bud lily?
What diseases do you need to control when planting dragon bud lily? Please introduce the diseases that need to be controlled in planting lily: leaf blight: if yellow brown and reddish brown oval spots appear on the leaves, 1000 times of methyl thiophane WP, 50% of hydantoin WP 1500 times solution, or 50% of speed g...
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