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How to grow onion seedlings? Key technical points explained in one article
You must use the water-drop seedling method. Before sowing, treat the soil for pests and diseases. After emergence, immediately use Previcur to prevent damping-off and downy mildew, and do a good job of removing weeds. In the Guanzhong area of Shaanxi, sow at White Dew (September 7); in other areas, delay or advance according to the local climate. Seedling method: water-drop seedling raising....
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Integrated Control Methods and Technical Key Points for Walnut Branch Blight
Walnut branch blight is caused by fungal infection and mainly damages branches and trunks. It occurs in all regions, with a general diseased plant rate of 20-30%, and in severe cases the diseased plant rate reaches over 80%, causing massive branch dieback and directly affecting tree growth as well as walnut yield and quality. Therefore, timely control is necessary to curb the disease and promote tree...
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Detailed Explanation of Key Technical Points for Spring Management of Ma Walnut Trees
I. Planting of Ma Walnut Trees 1. The suitable time for planting is from March to mid-April, after the soil thaws and before the buds sprout. Early planting makes it easy to survive, with deep rooting. When choosing a site, the specific environmental requirements for walnut growth and development should be considered. The orchard site is best chosen on sunny flat land or gentle slopes, with sandy loam soil being ideal, and requires a soil layer of more than 1 m, with the groundwater level more than 2 m below the surface. The planting area should be leveled, aged, and measures taken to prevent alkalinity and waterlogging. For mountainous areas, fish-scale pits can be built first, then the tree discs gradually expanded. Before planting, large pits must be dug and sufficient base fertilizer applied. The correct method of digging pits is: dig pits 80-100 cm square, keep topsoil and subsoil separate, and apply one small cartload (50-100 kg) of barnyard manure organic fertilizer per tree. When backfilling the pit, first fill with topsoil mixed with base fertilizer, then fill with subsoil, tamping while filling, and water thoroughly before planting.
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What are the main technical measures for cultivating robust hickory seedlings?
In recent years, many farmers have taken a favorable view of planting Manchurian walnut trees, but they know very little about its cultivation techniques. Not long ago, a fruit grower asked about the irrigation situation for Manchurian walnut trees. The author believes that to grow Manchurian walnut trees well, five key waterings are indispensable. The first watering. In years with normal rainfall, the first watering is in late March, called...
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Control Methods and Technical Key Points for Hickory Flower Bud Midge
The hickory flower bud midge is the main pest damaging hickory flower buds. Because the insect body is tiny and concealed, its occurrence period is short, and the damage consequences are severe, once the effective control period is missed, hickory yield will be seriously affected. To effectively safeguard this year's hickory yield, scientific and technical personnel have proposed the following on how to carry out effective control: First, seize...
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Key Technical Points for Spring Sowing and Cultivation Management of Carrots
The growing temperature range for radishes is 6 to 25°C. Among the winter-spring radish varieties currently in wider use are Korean New White Jade Spring, White Light Spring White Jade, and others. For the soil, choose a sandy loam that is loose in texture, fertile, and well aerated. Before sowing, apply sufficient fully decomposed organic fertilizer and compound fertilizer; generally apply 45,000 to... of organic fertilizer per hectare.
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Key Technical Points for High-Quality and Efficient Fertilization Management of Shatian Pomelo
Shatian pomelo is a fruit of important standing in the fruit production of Xingning City. At present, the planting area has reached more than 30,000 mu, and the total output has reached more than 30,000 tons. Quite a number of farmers have already embarked on the road to prosperity by growing pomelo. In the long-term practice of planting Shatian pomelo, fruit growers in Xingning City have continuously experimented and summarized, and explored ways to improve the fruit quality of Shatian pomelo...
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What are the technical measures for flower and fruit retention in lychee?
1. Strengthening flowers and retaining flowers. (1) Apply flower-strengthening fertilizer in time. Flower-strengthening fertilizer is generally applied when the flower panicle emerges and flower buds are visible (also called fertilizing at flowering). The amount applied depends on the number of flowers formed and tree vigor; generally, for every 50 kg of fruit produced by the tree, apply 1 kg of compound fertilizer plus 0.2-0.5 kg of urea, or apply 0.5 kg each of urea, superphosphate, and potassium chloride....
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How to Conserve Flowers and Fruits in Lychee? Detailed Explanation of Key Technical Measures
1. Strengthening flowers and conserving flowers. (1) Apply flower-strengthening fertilizer in time. Flower-strengthening fertilizer is generally applied when the flower spikes emerge and flower buds are visible (also called fertilizing at flowering). The amount applied depends on the number of flowers formed and the tree vigor. Generally, for every 50 kg of fruit produced by the tree canopy, apply 1 kg of compound fertilizer plus 0.2-0.5 kg of urea, or apply 0.5 kg each of urea, superphosphate and potassium chloride...
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Key Technical Points for Spring Planting and Management of Cherry Tomatoes
As a variety of tomato, cherry tomatoes are increasingly popular with consumers. To achieve high yields when growing cherry tomatoes in spring, the work of planting and management must be done well. 1. Land preparation and planting The planting time for spring cultivation of cherry tomatoes is generally arranged for February to March, choosing land where no solanaceous vegetables have been grown within 3 years...
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