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Cultivation Techniques and Management Methods for Lovage
I. Characteristics: Family: Apiaceae (Umbelliferae) characteristics. Also known as: Lovage. Most of these plants are native to the eastern Mediterranean, are perennial, and can grow up to 2 m tall. The leaves are dark green, large, and have a celery-like fragrance. The stems are hollow with deep grooves and serrated edges. In summer, it produces small pale yellow-green flowers. Sow in autumn (low germination rate). It prefers full sun or partial shade, and fertile, moist but well-drained soil. II. Cultivation Techniques: Full sunlight and good ventilation, with well-drained sandy loam or deep loam being best. Direct seed sowing, 2-3 per hole.
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Detailed Explanation of Notoginseng Cultivation Techniques and Planting Management Key Points
Notoginseng is propagated by seed. Seeds set by three-year-old plants are selected, and when a large number of fruits ripen and turn red in November to December, the seeds are harvested. The fruit skin is removed, and the mature, plump, pest- and disease-free seeds are immediately sown in winter. If sowing cannot be done in time, the fruits should be spread out in a sieve at a thickness of about 3 cm and stored in a ventilated, shady place for 7 to 10 days. For seeds to be transported elsewhere, the fruit skin should be removed, the seeds washed clean, mixed with twice their volume of wet sand, and stored in a wooden box. The sowing site and transplanting site should be chosen as high, dry land with good drainage, loam or sandy loam, and a sunny gentle slope (slope of 5 to 15 degrees).
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Detailed Explanation of Key Points of Panax notoginseng Cultivation and Management Techniques
Site selection: Panax notoginseng is mostly cultivated, and the cultivation land should be chosen on sunny hillsides. Generally, sandy black loam soil is best, followed by gray soil, and red soil is even less suitable. Clay soil is not suitable for cultivation. Site selection is one of the important factors determining the success or failure of introducing Panax notoginseng. It is advisable to choose hillsides at an altitude of 700-1500 m, facing east, with a slope of 10-20 degrees. In low mountain areas or hilly plain areas above 400 m in altitude, pests and diseases are relatively serious, and leaves often show early shedding. Experience has proven that it is best to choose a cool, ventilated hillside, preferably with high mountains on the west side for shade.
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Key Techniques for Overwintering Management of Panax notoginseng Seedling Fields
Panax notoginseng is a perennial herbaceous plant. Once winter arrives, its above-ground parts all die back. At this time, the above-ground parts should be cut off 3 cm above the ground, and all dead branches, fallen leaves, diseased plants and weeds in the field should be cleared away and burned outside the field. The soil should be thoroughly sprayed and disinfected with 0.2-0.3 degrees Baume lime-sulfur mixture, and then a layer of decomposed farmyard manure should be applied at about 1500 kg per mu to keep warm and prevent freezing. If exposed roots are found, soil should be banked up when the winter fertilizer is applied, and finally a layer of grass should be spread on top to ensure the buds overwinter safely.
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Detailed Explanation of Key Points of Autumn Cultivation and Management Techniques for Cherry Blossoms
Autumn basal fertilizer application: Generally, basal fertilizer is applied in early September, when the fertilizer has enough time to decompose and can be absorbed and utilized by the tree before dormancy. At this time, the roots cut by fertilization can heal quickly and sprout a large number of absorbing roots, improving the tree's absorption and utilization rate of fertilizer. The types of fertilizer applied are mainly decomposed farmyard manure, combined with a small amount of chemical fertilizer. Generally, 50 to 75 kg of soil and miscellaneous manure is applied per young tree. Autumn basal fertilizer should not be applied too deep; 40 to 50 cm is appropriate. Young trees can use the trench application method, and vigorous trees can use the broadcast application method. If the tree is found to have
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Rearing Methods and Management Key Points for Male Silkworm Larvae
I. New Hybrid Male Silkworm Varieties (1) Variety characteristics. The new autumn-rearing male silkworm variety Qiuhua x Ping 30, bred by the Sericulture Research Institute of the Zhejiang Academy of Agricultural Sciences, has the advantages of a strong constitution, uniform molting and rising in each instar, and being easy to rear. The number of silkworm larvae per gram is about 2310, the 5th instar lasts 6 days and 18 hours, the whole instar lasts 22 and a half days, the two-day hatching rate is 49.34%, the silk length is about 1240 m, the cocoon shape is oval, large and uniform, the cocoon color is pure white, and the cocoon shell rate and silk yield are high. (2) Key points of rearing technology. For gathering newly hatched silkworms, light exposure can be
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Methods of Queen Rearing by Larva Transfer and Key Management Points
(1) Tools for queen rearing by larva transfer The tools used for queen rearing by larva transfer include a larva transfer needle, a queen rearing frame, a wax bowl stick and wax bowls, a towel, a washbasin, royal jelly, etc. The larva transfer needle is a tool used to transfer young larvae into queen cell cups. It can be made from thick copper wire or a goose feather quill, with one end shaped into a flat, thin tongue and the other into a curved spoon shape. A larva transfer needle with a spring is convenient to use. The queen rearing frame is a frame for holding queen cells. It can be modified from a standard frame, with the top and bottom bars and side panels of equal width, about 13 mm. Inside the frame, 3 slats 10 mm wide are installed horizontally at equal distances. The wax bowl stick is dipped
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Key Points for Summer Management of Scorpions, a Must-Read for Breeders
In southern China, summer lasts a long time, and in July to August the temperature is often above 30°C, while the relative humidity of the air is often around 85%-90%. In such a hot and humid season, the management of scorpions cannot be neglected. The summer management measures for scorpions are described below. 1. Increase the amount of feed supplied. When the temperature is above 25°C, scorpions become more active as the temperature rises, and their food intake also increases. At this time, they are also in a vigorous period of growth and development, with high consumption, and their bodies need a large amount of nutrition and water
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Efficient Apiary Management Methods and Practical Tips
In spring, the apiary should be set up in a dry, sunny, sheltered place, and should not be set up in open fields, because cold winds blow, heat escapes from the hive, which is unfavorable for reproduction and forces the bees to generate heat, consuming large amounts of stored honey. For dense colony heat in early spring reproduction, the bees and combs should be kept in proportion to promote egg laying. As the temperature gradually rises and the colony strength develops, this can be appropriately relaxed. When the climate is warm and the colony is strong, each frame should still maintain 60% bees. In box-splitting management, two weak colonies or medium colonies are separated in the middle by a partition board and kept together in one box, each with its own entrance. This
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The importance of flower and fruit management in jujube trees, which growers must not neglect
The jujube tree is a species that produces many flowers, with a very large amount of flower differentiation, but affected by the tree body and environmental conditions, flower drop and fruit drop are very serious, and the harvested fruit rate is generally only 1-2% of the number of flower buds. The causes of flower and fruit drop in jujube trees are many-sided. First, from the phenological phases of jujube, it can be seen that the bud stage of the jujube tree coincides with the rapid growth period of the fruiting branchlets and the vigorous growth period of the jujube heads; in this period the phenological phases overlap and nutrient competition is very intense. When it enters the initial flowering stage, the jujube heads are still in a vigorous growth stage, while at this time the growth of the fruiting branchlets gradually slows. In the same period, several organs of the jujube tree
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