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Technical key points for preventing waterlogging during the rapid growth period of lilies
Pre-emergence management: From sowing to around emergence, the main tasks are clearing ditches and draining water well, ensuring the lily field is neither too dry nor waterlogged, and that there is no low-temperature freeze damage, so as to ensure normal growth of the bulb roots. Seedling-stage management is generally during late April or early May; when the seedlings are about 10 cm tall, apply generally 25-50 kg of decomposed rapeseed cake fertilizer per mu, or 30 loads of decomposed pig manure and urine (do not apply chemical fertilizers containing fluorine or chlorine, and even more so do not apply pig manure and urine that has not been composted), applied in furrows or holes, 6-7 cm away from the lily seedlings. Applying too close can easily cause "seedling rot," while applying too far away makes the fertilizer prone to loss. At the same time, during the seedling stage, depending on labor availability, carry out timely cultivation 1-2 times; where conditions permit, cultivate after rain (be sure to cultivate shallowly), with a cultivation depth of 4-6 cm, deeper between rows and shallower between plants.
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How to prevent and control pests and diseases in walnut cultivation
How to prevent and control pests and diseases when growing walnuts? Please give guidance. Here are two walnut pest and disease control methods for reference: Control method for the walnut shoot borer: The walnut shoot borer, commonly known as "walnut black," has adults that appear from June to July, and larvae that cause the most serious damage in July. This pest has weak resistance to pesticides, so you can choose pollution-free pesticides such as 10% cyhalothrin EC at 1500-2000 times dilution, or 15% imidacloprid at 3000 times dilution, and begin control at the end of June. Spraying once more after 7-10 days gives better results.
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Eight Key Points for the Prevention and Control of Diseases and Pests in Button Mushrooms
With the rapid development of mushroom production, finding ways to improve economic returns and reduce costs is the direction that growers and related technical personnel are striving toward. North China has large amounts of corn straw, and using it instead of rice straw to cultivate mushrooms can greatly reduce costs. The relevant techniques are introduced as follows: 1. Mushroom compost formula...
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How to prevent and control button mushroom diseases? These measures must be mastered
Disease prevention and control principles: prevention first, with equal emphasis on prevention and control. 1. Rot disease: a fungal disease, mainly characterized by white mycelium as fine as spider silk appearing on the casing soil layer of the mushroom bed, growing irregularly and arranged in a spider-web pattern; infected mushroom bodies basically stop growing and gradually turn brown, soften and rot. Prevention and control measures: treat the casing soil material to prevent disease before it appears. For chemical treatment of the mushroom shed, generally use Baibingsha to spray the mushroom shed in a carpet-like manner to thoroughly kill pathogenic bacteria; after sealing for 2 days, it can be put into use. Keep the shed temperature above 12°C and shed humidity below 90%. If disease is found, immediately take measures to dig out and clean up.
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How to prevent and control bacterial wilt and damping-off in rice seedlings at 10 days of raising seedlings?
For bacterial wilt and damping-off, prevention is more important than cure. Only when the rice seedlings are robust are they less likely to become infected, so field management should be strengthened. Pay attention to controlling the seedbed temperature; it should not be too high or too low. In particular, pay attention to the effect of the low temperatures of a late spring cold snap on the rice seedlings, and harden and root-restrict the seedlings at the appropriate time; the humidity during seedling raising should not be too high, as high humidity easily causes various diseases and...
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How to prevent and control pests and diseases of Agapanthus (lily of the Nile)?
Also called love flower, the name Agapanthus comes from the Greek words agapé (god of love) and anthos (god of flowers), but in reality, the reason this flower is called the "flower of love" is a distant, forgotten mystery. In 1788, L'Heritier established the genus Agapanthus. It was once classified in the Liliaceae family, and was subsequently classified in...
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How to prevent and control gray mold in garlic? Garlic farmers, take a look
How can you make garlic sprout earlier when planting it? Please advise. If you want garlic to sprout earlier when planting it, you can refer to the following methods: 1. Water and chemical treatment method: first use 500 grams of quicklime, add it to 50 kg of water, soak the seed for 24 hours, then mix 1 kg of sulfur powder with 50 kg of seed. After the water and chemical treatment, place it in a cool place and cover it with fine sand or loess,...
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How to prevent green-shouldered tomatoes? Practical control methods
How to properly control tomato bacterial wilt? Please note that the following points should be handled well in the control of tomato bacterial wilt: 1. Select and breed disease-resistant, tolerant, high-yield varieties according to local conditions, and rotate to new varieties; 2. Implement crop rotation in severely affected areas and severely affected fields, preferably paddy-upland rotation with rice; 3. Strengthen fertilizer and water management. Improve drainage and irrigation systems, plant on high ridges with deep furrows...
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How to prevent deformed mushrooms in white king oyster mushrooms? Cause analysis and solutions
1. Unreasonable room and shed structure. White king oyster mushroom cultivation sites are divided into indoor mushroom rooms and outdoor mushroom sheds. Because of unreasonable design, air often does not circulate and severe oxygen deficiency occurs, causing the aerobic white king oyster mushroom to develop deformities. An ideal mushroom shed should face south from the north or face east from the west. The room or shed should not be too large. Generally, a rectangular shed room should hold 300... per shed.
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Disease Prevention and Control Methods for Fresh-Cut Lilies
I. Lily Phytophthora Blight 1. Symptoms: Stems, leaves, flowers and scales can all be affected, mainly the tender leaves of the flowers. When the leaves are affected, small water-soaked spots appear, which gradually enlarge and turn grayish-green. When the stem is affected, the water-soaked discolored part spreads upward and downward and rots, further developing into bending and drooping of the stem. In severe cases, the flower stalk and...
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