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What pests and diseases need to be controlled when growing sunflowers?
What pests and diseases need to be controlled when growing sunflowers? Please give an introduction. The main insect pests of sunflowers are: wireworms, white grubs, cutworms, meadow moths, scarab beetles, and sunflower moths. For soil-dwelling pests, omethoate can be used to prepare poison bait for control. Meadow moths and scarab beetles damage stems and leaves, and sodium fluorosilicate can be sprayed. If they damage the seed kernels, it can be applied in the tube...
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What pests need to be controlled during aloe cultivation?
What pests need to be controlled during aloe cultivation? Please explain and provide guidance on control methods. The main pests of aloe are red spider mites, aphids, cotton bollworms, and scale insects. These pests mainly damage aloe seedlings or tender leaves, and their occurrence is not large. 1. Red spider mites and aphids: red spider mites and aphids generally occur in spring, summer, and autumn;...
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What are the methods for preventing and controlling "rotten logs" in black fungus (wood ear mushroom)?
How do you prevent and control "rotten logs" in black fungus (wood ear mushroom)? What causes "rotten logs" in black fungus? What methods can prevent and control it? We also ask netizens to help introduce methods. Zhongdi Network has compiled the causes and prevention methods of black fungus "rotten logs", listed below for netizens' reference. Causes of black fungus "rotten logs"...
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Detailed Explanation of Key Points for Controlling Common Pests and Diseases of the Flamboyant Tree
The flamboyant tree (Delonix regia) is a tall plant with a beautiful tree shape; its crown spreads horizontally and droops, dense, broad and wind-catching. It is drought-tolerant and tolerant of poor soil, but not cold-tolerant, preferring high temperatures, and can only grow luxuriantly in full sunlight. It begins to bloom after 6-8 years of planting.
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What are the methods for preventing and controlling fruit cracking in Hami melons?
What causes fruit cracking in Hami melons? How can fruit cracking in Hami melons be prevented and controlled? We would also like fellow gardeners who know about this to help explain. Fruit cracking in Hami melons occurs from fruit set through the early milk-ripe stage, and is even more common during the swelling stage of Hami melons, where the damage is also more obvious. In the early stage, small longitudinal cracks mostly form, gradually becoming obvious fissures, and finally developing...
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What pests and diseases should be prevented and controlled during the cultivation of Agaricus blazei?
What pests and diseases should be prevented and controlled when cultivating Agaricus blazei? Is there anyone online who can guide me? The common pests and diseases of Agaricus blazei during cultivation include slugs, mites, nematodes, mushroom gnats, mushroom flies, Coprinus fungi, Diehliomyces microsporus, and Mycogone perniciosa (wet bubble disease). Agaricus blazei has the ability to resist competitor fungi and is generally not attacked by them; the key is...
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How can sorghum stem borers be controlled effectively?
How can sorghum stem borers be controlled well? Please provide guidance on methods to control sorghum stem borers. They are the main pests damaging sorghum and corn. Sorghum stem borers overwinter as mature larvae inside sorghum and corn stalks, and a few also overwinter in corn cobs. Adults are phototactic; in spring they mostly lay eggs during the whorl stage, while in summer they lay eggs during the corn tasseling...
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What pests and diseases need to be controlled when growing Eucommia ulmoides?
What pests and diseases need to be controlled when growing Eucommia ulmoides? Please give an introduction. The main pests and diseases of the medicinal herb Eucommia ulmoides are damping-off, root rot, leaf blight, leopard moth, and so on. For damping-off control, when preparing the land, spread ferrous sulfate powder at 105-150 kg/hm2 or spray 40% formaldehyde solution at 45 kg/hm2, then cover with grass to...
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What pests and diseases need to be controlled in mulberry trees in summer?
What pests and diseases need to be controlled in mulberry trees in summer? Please give guidance. In summer, mulberry trees have the following pests and diseases that need to be controlled: 1. Diseases. Mulberry red rust. The symptom is that after the young buds are damaged, they swell, become deformed and curved, and the surface is covered with small yellow slightly raised spots (aecium). When leaves are damaged, at first circular...
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What are the methods for controlling root rot in money trees?
How do you control root rot when growing a money tree? Please explain the methods. When growing a money tree, you can refer to the following methods to control root rot: Keep the growing environment dry, and sterilize the growing medium and site. Before planting, first spray the top of the money tree with Sumilex to prevent the harm of gray mold spores. Then use a sharp knife to cut off the main root...
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