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Morphological Characteristics and Damage of the Jujube Turtle Wax Scale
The jujube turtle wax scale belongs to the order Homoptera, family Coccidae, and is also known as the Japanese turtle wax scale or jujube louse. The adult is pale red, with a body length of 0.9 mm, black compound eyes and whip-like antennae. The wings are white and transparent, with two main veins. The female is oval, resembling a turtle shell; the egg is oval, pale yellow at first and purplish red later; the nymph is oval and pale red, and in its early stage spreads by wind before soon settling on leaves to cause damage; the pupa, only the male pupates beneath the scale cover. The pupa is oval. The insect, as nymphs and female adults, fixes itself on branches, leaves and fruit to suck sap, and its excretions induce
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A Detailed Guide to the Morphological Characteristics and Cultivation Techniques of the Button Mushroom
I. Morphological characteristics. The button mushroom, also known as the cultivated mushroom, belongs to the Agaricaceae family. The fruiting body is medium-sized, with a cap diameter of 5-12 cm. It is initially hemispherical or broadly hemispherical, later becoming nearly flat, white and nearly smooth, pale yellow when dry. The stipe is 4.5-9 cm long and 1.5-3.5 cm thick, white and smooth, sometimes silky, nearly cylindrical, solid to soft inside. The annulus is single-layered, membranous, borne at the middle of the stipe and easily shed. The spores are brown, elliptical and smooth, generally two spores per basidium, mainly
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What are the morphological characteristics of the hundred-flower snake?
Also known as white-flower snake, or flower snake for short. It is a large non-venomous snake species in southern China, with a total length of 160-190 cm, and a few over 200 cm. It is slender, with a pear-shaped head. Snake meat contains protein, peptides, amino acids, fats, etc., and is edible. Snake meat has the functions of dispelling wind and overcoming dampness, unblocking meridians and activating collaterals, calming fright, and strengthening the waist and knees. It mainly treats stroke with hemiplegia, facial paralysis, tendon contracture, dampness of the spleen with numbness, bone and joint pain, and infantile convulsions. It can also be steeped to make five-snake wine for medicinal use. The dorsal scales, except for the outermost 2-3 rows, are all keeled. When alive, the top of the head and back are ochre-red, the lips
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Rice physiological red blight can be controlled with raw gypsum powder
Rice physiological red blight often occurs in cold-waterlogged mountain valley fields and in paddy fields where organic green manure has not fully decomposed. This disease mostly occurs at the tillering stage of rice, showing as very little tillering, leaves turning yellow-brown, and tea-brown irregular spots on the first and second leaves from the base; some mistake it for leaf blast. When the rice hills are pulled up, the root system is yellow-brown, and in severe cases black; the seedlings do not grow, commonly called "fa qiu". There are three main causes of physiological red blight: first, toxic substances such as hydrogen sulfide produced during the decomposition of green manure; second, some cold-waterlogged
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Detailed Explanation of the Pathological Lesions of Chicken Infectious Anemia
The most characteristic necropsy lesion of uncomplicated chicken infectious anemia is bone marrow atrophy. The bone marrow of the femur is fatty-colored, pale yellow, or pink; the thymus is atrophied and congested, and in severe cases may undergo complete involution. As the age of affected chickens increases, thymic atrophy is more readily observed than bone marrow lesions. Bursal atrophy is not obvious and is often transient; sometimes the weight is reduced and the volume is decreased, while in most affected chickens the bursa of Fabricius appears semi-transparent. In severely affected cases, the liver and kidneys may be seen to be enlarged, yellowed, and friable. Hemorrhage of the proventricular mucosa and subcutaneous and muscular hemorrhages are sometimes observed.
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What are the morphological characteristics of the Angelica sinensis plant?
Angelica sinensis is a perennial herb, 0.4-1 m tall. The root is fleshy and conical. After cultivation, most plants branch. In the second year after planting, it sends up a stem; the stem is erect, 1-1.2 m tall, light purple (a few are pale brown). The leaves are 2-3-pinnate compound leaves, with the leaf stalk base forming a sheath that clasps the stem. The terminal compound umbel bears small white flowers. The fruit is an elliptical schizocarp (double achene), splitting into two mericarps when mature. The flowering period is June-July, and the fruiting period is August-September.
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Detailed Explanation of Notoginseng's Morphological Characteristics: A Comprehensive Understanding of the Plant's Features
Notoginseng is a perennial herbaceous plant, 30-60 cm tall. The main root is fleshy, mostly short conical in shape. The rhizome is short and thick, commonly known as "sheep intestine head." The above-ground stem is erect, smooth and hairless, solitary, unbranched, with longitudinal stripes. 3-6 palmate compound leaves are whorled at the top of the stem, with long petioles; the leaflets number 3-7, oblong-elliptic to obovate, 5-15 cm long, with finely serrate margins and bristles on the veins on both sides. The umbel is solitary at the top of the stem, with numerous flowers, bisexual, yellow-green when first opening, white when in full bloom; the calyx and corolla each have 5
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New organic ecological cultivation technique for returning mushrooms to nature
The traditional technique for mushroom production uses rice and wheat straw as the main raw material, but in our area, with the expansion of mechanized harvesting and straw return to the field, the supply of rice and wheat straw is becoming less and less, which has limited mushroom production. In order to solve the problem of raw material shortage in the mushroom production process, over the past few years, through continuous exploration, we have successfully developed a new organic ecological nature-returning cultivation technique for mushrooms. This technique resolves the contradiction between the supply and demand of rice and wheat straw, simplifies the operating procedures, and changes mushroom cultivation from autumn cropping to year-round production in both spring and autumn. The cultivation cost is reduced by 30%-50%. If
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Physiological leaf roll in potatoes
[Disease diagnosis] The symptoms of physiological leaf roll and viral leaf roll share certain similarities. The main manifestation is the upward curling of the leaflets. Usually the lower leaves of the plant, or all the leaves of the whole plant, become brittle and curl upward into a tube shape. In some cases only the leaf margins curl slightly upward; in others the curling is severe, forming a spoon shape or tube shape. In severe cases, the leaves become thicker, brittle and hard, and darker and more intense in color, giving a feeling of a messy, clustered clump. The characteristic of physiological leaf roll is that the leaf rolling shown by affected plants is relatively uniform. [Cause] There are several causes of physiological leaf roll: for example, excessive one-sided application of nitrogen fertilizer,
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What Types of Physiological Deformities Occur in Mushrooms? A Full Analysis of Common Types
Mushroom deformities are mostly triggered by temperature differences or unfavorable environmental conditions; they may also be related to the strain used. The common deformed mushrooms mainly include the following types: 1. Hollow stipe. From the outside the mushroom looks normal, but when the base is cut off, part of the stipe is found to be hollow, usually with a ring-shaped cavity around a hard core. Afterwards, the cut surface of the stipe may split and curl backward, making the mushroom poor in appearance and reducing its marketability. Cause: This is mainly caused by low air humidity during the fruiting period, rapid evaporation of water from the mushroom body, and overly dry casing soil,
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