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Selection and Storage Methods for Sweet Potato Seed Tubers
Timely harvest. If sweet potatoes are harvested too early, the yield is lower; if harvested too late, they are prone to frost damage, which affects storage. Therefore, it is generally best to begin harvesting when the temperature is around 18°C, and to finish harvesting when the temperature is above 10°C (that is, before the killing frost period). Generally, spring sweet potato fields used for slicing and drying are harvested first,
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What are the control methods for sweet potato weevil
The sweet potato weevil is also called the sweet potato ant-weevil; in Guangdong it is called shazi bug or shala bug, and it is one of the main pests harming sweet potatoes. In autumn sweet potatoes cultivated on dry sloping land, it occurs rather severely in the middle and late stages, with a general damage rate of 10%-15%, and in severely affected plots up to 40%-50%. Control methods
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What are the control methods for sweet potato soft rot?
1. Harvest at the right time and avoid mechanical injury. Summer sweet potatoes should be harvested completely around the time of Frost's Descent, and autumn sweet potatoes should be harvested completely before the Start of Winter. Choose a sunny day for harvesting, and when digging the potatoes, minimize or avoid causing wounds. 2. Select healthy potatoes carefully to ensure safe storage in the cellar. Before the sweet potatoes are put into the cellar, they must be carefully selected,
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What are the multiple control methods for sweet potato black spot disease
Sweet potato black spot disease, also known as sweet potato black scar disease, has become one of the most widespread and serious diseases in sweet potato producing areas of China. According to statistics, the annual yield loss caused by this disease in China is 5%-10%, and livestock eating diseased tubers can also cause poisoning, with severe cases leading to death. I. Symptoms
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Sweet Potato Storage Tips: Keep These Methods in Mind
1. Types of storage cellars: Sweet potatoes are stored in vertical shaft cellars, which are generally 4.5-5 m deep, with a soil layer 2.5-3 m thick above the cellar chamber. 2. Disinfection of the storage cellar: Store seed potatoes in a sterile cellar; it is best to use a new cellar. If an old cellar is used, scrape 3-4 cm off the walls and floor to expose fresh soil.
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Methods and Technical Key Points for Controlling Rice Pests and Diseases in the Mid-to-Late Stage
This year's rice insect pests are mainly migratory and boring pests, with an estimated affected area of 730 million mu-times. With multiple pests and diseases jointly affecting mid-to-late stage rice, experts recommend using a combination of agroecological control techniques and chemical control measures.
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How to grow potted lilies? Lily pot planting methods
Summary Soil: Lilies are not demanding about soil; generally any soil that does not easily become waterlogged will do. Environment: They like cool and humid conditions; a slightly shaded environment suits lily growth better, and the temperature should be between 16-24°C. Flower pot: Lily roots are relatively well developed, so it is best to choose a larger and deeper
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How to Grow Gastrodia? A Detailed Guide to Mulching Cultivation Methods
For more than ten years, the author has studied, investigated, experimented with, summarized and promoted Gastrodia mulching cultivation techniques in Gastrodia-producing areas across more than ten provinces and cities nationwide, which can increase Gastrodia yield by 20-30%. The principles and technical methods of yield increase through mulching are introduced below: Principles of yield increase through mulching. Gastrodia is a
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Detailed Explanation of Cultivation Methods and Technical Points for Leaf Goji
1 Soil adaptability. Goji has strong adaptability to soil and can grow in arid, sandy wasteland, and saline-alkaline soils, but it grows best in slightly alkaline soil that is deep, loose, fertile, and well-drained. 2 Propagation methods. Goji is relatively easy to propagate, and sowing,
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Detailed Methods for the Prevention and Control of Slime Mold Disease in Bamboo Fungus
Once bamboo fungus (Phallus indusiatus) is attacked by slime mold, the losses are extremely severe, and mushroom growers everywhere should pay attention to this. This article provides a brief introduction to the damage symptoms, causes of the disease, and prevention and control measures. 1. Pathogen: The pathogen of bamboo fungus slime mold disease is Comatricha pulchella (C. Bab) Rost, also known as the beautiful hair net. Its form consists of sporangia growing in groups, sometimes densely packed, stalked, oval to cylindrical, slightly pointed at the top, dark brown or rusty colored, with a total height of 0.7-1.5mm; the stalk is black, generally shorter than the sporangium, rarely reaching half of the total height; the cyst base membrane is thin and membranous, disc-shaped and solitary, or a group forming a continuous sheet; the columella is straight, gradually tapering upward, nearly reaching the top of the sporangium; the capillitium is dense, curved, dark brown, with main branches relatively thick, branches gradually thinning, with many connections, few free ends, spores spherical, brown when in masses, with a diameter of 6.5-8cm.
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