-
Rice Cultivation Techniques Explained, Episode 119
Breeding unit: Agricultural Science Research Institute of Jianyang Prefecture, Fujian Province. Approval status: approved by the Fujian Provincial Crop Variety Approval Committee in 1986, and by the National Crop Variety Approval Committee in 1991. Variety registration number: GS01023-1990. Variety source: Hong 410 / Xiang'ai Zao No. 9. Characteristics: early indica medium-maturing variety. Plant height 74-84 cm, stems thick and tough, plant type moderate, main stem with 13 leaves, effective panicles per mu 280,000-320,000
-
How to identify and control jujube witches' broom? The methods explained clearly in one article
Jujube witches' broom, commonly known as "male jujube tree", is a devastating disease of jujube trees. In severe cases, it can cause mass death of jujube trees and even destroy the entire orchard. 1. Symptom identification (1) The initial symptoms appear after flowering, manifested as degeneration of floral organs and abnormal sprouting of buds; the leaves that grow out are narrow and small, forming clustered branches and leaves, and the young leaves show vein clearing, yellowing and curling into a spoon shape. (2) The leaves of diseased trees show obvious pathological changes after flowering: first the mesophyll turns yellow, then gradually the entire leaf yellows, the edges curl upward, and later the leaves become hard and brittle, dull and lusterless. (3) On the current-year vegetative shoots of diseased plants, the normal buds and
-
What are the processing methods for whole scorpion? Explained clearly in one article
Scorpions are traditional medicinal animals. More than 30 kinds of Chinese patent medicines are made with scorpion as the main ingredient. The scorpion is a precious Chinese medicinal material in short supply domestically and abroad. It mainly treats rubella and stroke, hemiplegia, deviated mouth and eyes, difficulty speaking, and spasms of the hands and feet. China is now able to extract scorpion venom and carry out purification and separation, and it has been tentatively used in the treatment of cancer, heart disease, and nervous system diseases. In traditional Chinese medicine, the whole dried scorpion used as medicine is called "whole scorpion" or "whole worm." Whole scorpions sold on the market have two processing methods. 1
-
Common pest and disease control methods for lilies, explained in one article
Lilies originated in China. They are distributed in the southeast and southwest, as well as Henan, Hebei, Shaanxi and Gansu, where wild and cultivated plants grow in various places, mainly used as cut flowers and for garden displays as potted ornamentals. The bulbs are used for food and medicine, the fresh flowers contain aromatic oil used as a fragrance, and the fruit is eaten. It is a cold-hardy, autumn-planted scaly bulbous herbaceous flower. There are many cultivated varieties, and besides white, the flowers also come in yellow, red, light red, variegated and other colors. 1. In the middle and late growth stages, the bulb and the root-growing part of the stem are prone to root rot, showing bright dark-brown decay spots; at the base of the plant stem, base rot easily occurs, causing the leaves to droop and turn yellow; on the leaves
-
What are the propagation methods for lilies? Explained clearly in one article
The lily is a specialty of China, and because of its high ornamental and edible value, it sells in large quantities on the international flower market. Therefore, vigorous propagation is worth promoting. Lilies can be propagated by four methods: sowing seeds, dividing small bulbs, scale cuttings, and dividing bulbils, and any one of them can be chosen according to need. (1) Propagation by sowing. The sowing method is sexual reproduction and is mainly used in breeding. The method is: harvest the seeds in autumn and store them until sowing in the spring of the following year. They germinate about days after sowing. During the seedling stage, appropriate shading is needed. When autumn arrives, the underground part has already formed small bulbs, which can then be dug out and planted separately.
-
A Complete Analysis of the Tea Plant's Total Development Cycle, Explained in One Article
The entire life period of a tea plant, from seed germination all the way to aging and death. According to the growth and development characteristics of the tea plant, it can be divided into four biological age stages, namely: seedling stage, young stage, mature stage, and aging stage. Seedling stage: from seed germination and the emergence of seedlings above ground to the end of the first growth when a resting bud forms, this is the seedling stage. Generally, it starts from seed germination in March of that year and ends in July, totaling about 4 to 5 months. During the seedling stage, attention should be paid to keeping the soil loose and moist so that seed germination can obtain sufficient air
-
What are the precautions for growing mustard greens from seed? Explained in one article
Precautions for growing mustard greens from seed
-
What are the characteristics of garlic disease outbreaks this year? Key control points explained in one article
Due to long-term drought, in many places this year garlic root development before the New Year was poor, garlic seedlings had weak cold resistance, and the severity of various diseases was greater than in previous years. The author recently visited garlic-growing townships such as Cangshan, Jinxiang and Shanghe in Shandong, and concluded that current garlic production should focus on controlling the following four major diseases: 1. Garlic viral disease. In past garlic production, garlic viral disease was ignored by many garlic farmers. This year, due to the drought weather in the earlier period, the severity of garlic viral disease in some areas was more serious than in previous years.
-
Key Points and Practical Methods of Tea Plant Breeding Techniques Explained
In conventional tea plant breeding, single-plant selection and crossbreeding are mainly used. More than 90% of new tea plant varieties at home and abroad have been developed using these two methods. Single-plant selection uses naturally mutated material, that is, selecting superior individual plants from existing tea plant populations, then expanding their numbers through propagation while maintaining their superior traits. Crossbreeding uses gene recombination and interaction, making it possible for hybrid offspring to show combined superior traits of the parents or types superior to the parents. ① Correctly select parents; ② Master crossbreeding techniques; ③ Strengthen management after pollination.
-
Six Steps for Autumn and Winter Management of Tea Plants Explained
After a year of picking, the tea plant body suffers great damage. If tending work can be done promptly in autumn and winter, it is crucial for accelerating the recovery of the plant body, building up the tree vigor, and achieving high quality and high yield of tea leaves the following year. Therefore, tea farmers should do a good job in six aspects. First is autumn plowing. After the tea plants have been harvested for spring, summer, and autumn tea, they have fully absorbed nutrients from the soil, and the soil has become relatively compacted. If fertilizer is applied at this time, it is not conducive to absorption by the tea plants. Therefore, after the tea garden is closed and tea picking stops, a shallow plowing and loosening of the soil should be carried out,
条件筛选