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What are the species of river shrimp? A wide range of species and widely distributed
River shrimp includes green shrimp, freshwater lobster, grass shrimp, Macrobrachium rosenbergii, Australian lobster, white shrimp, Macrobrachium rosenbergii, golden shrimp, turtle shrimp, ghost shrimp, prawn and so on, which are widely distributed in rivers, lakes, reservoirs and ponds all over China.
2020-11-08 River shrimp species which are there are many kinds and extensive -
Sisal has extremely high economic value, wide use, the world's most widely used hard fiber.
Sisal, also known as pineapple hemp, is the most widely used and widely used hard fiber in the world, mainly planted in Africa, Asia and other places. The world sisal import and export trade is growing, but China's homemade sisal fiber can not be satisfied.
2018-07-16 -
Planting corn with this technology can increase the yield by 200 jin per mu!
Planting corn with this technology can increase the yield by 200 jin per mu!
2018-07-05 -
The main points of ramet propagation of widely distributed red orchid
The plant height of the widely distributed red orchid is 5mur45cm, which can be watched in potted plants. it is of high ornamental value and is loved by many flower friends. Artificial cultivation of widespread red orchid is not difficult, artificial propagation of widespread red orchid can choose the method of ramet.
2018-07-02 -
Limousin cattle
Limu Zan cattle is produced in French persuasion, which was introduced in our country in 1974 and distributed in the north of China. Limousin cattle is produced in France. It was introduced into China in 1974 and distributed in the north of China. Limuzan is a large beef breed of cattle. The hair color varies from golden to dark red, and the hair color of the circles of the eyes, nose, lower limbs and perineum is lighter. The head is short, the forehead is wide, the acromion is raised, the drooping flesh is well developed, the body is long and wide, the chest is wide and deep, the ribs are round, and the waist is wide, flat and wide. The whole body is full of muscles
2019-01-16 -
Do a good job of 3 points in summer. The rubber tree is tall and powerful. The leaves are so green that they are wide and wide.
Rubber tree, the leaves are fat and thick, green all the year round, and rich in luster, tall and straight, have a high ornamental value, but also rich in tropical flavor, the effect of home decoration is very strong. Summer maintenance of rubber trees, do a good job of three points, eraser.
2018-06-30 -
Introduction to the characteristics of organophosphorus insecticides
Organophosphorus insecticides are the most widely used and most widely used insecticides in China, with a wide variety of varieties and different properties, but generally speaking, they have the following characteristics: (1) the insecticidal spectrum is wide. At present, some commonly used varieties of organophosphorus insecticides can control a variety of agricultural and forestry pests, and some can be used to control sanitary pests.
2018-07-16 -
Cultural Chinese Soviet-style bonsai masters jointly shot their first works
Su-style bonsai is one of the excellent traditional arts of the Han nationality and a treasure of garden art. Bonsai art, centered on Suzhou City, Jiangsu Province, has a long history, formed in the Tang and Song dynasties, flourished in the Ming and Qing dynasties, and flourished in the contemporary era. With its unique modeling structure and artistic style, it is one of the main schools of Chinese bonsai.
2019-06-04 -
The mobile phone changes into a camera in 1 second. Fisheye, wide-angle and far-sighted can be changed easily.
Mobile phone 1 second change camera fisheye, wide-angle, look at the distance to change.
2018-07-03 -
Six species of earthworms suitable for artificial culture
1. William's ring worms. It is generally 90-250 mm long and 5-10 mm wide. The back is bluish yellow, gray-green or gray-green, and the back midline is bluish gray. At present, there are more farming in Jiangsu and Shanghai. 2. Hubei ring hair worm. Slender body, 70-220 mm long, 3-6 mm wide, whole body
2020-11-08 Suitable artificial cultured six species earthworms William ring hair -
Do not hear the storm in the world, but you can see the long sun and moon in the basin-- exquisite bonsai
The jungle Finch is 30 years old, 30 years old, 30 years old, 85 cm high and wide 100cm Finch.
2018-04-07 -
What kinds of orchids are there?
What kinds of orchids are there?
2018-04-28 -
Magnolia angustifolia
Scientific name: Paphiopedi1ummarkianumFow1ie morphological characteristics: terrestrial or semi-epiphyte. Leaves basal, distichous, usually 2 Mel 3; leaf blade narrowly oblong, 15 mi 25 cm long, 2.1 mi 3.5 cm wide, apex obtuse and often fissured or emarginate, green, abaxially lighter in color, glabrous, base narrowed into stalks and folded, nesting with each other. Scape erect, 20ml 25 cm long, purple, pubescent, apical 1-flowered; floral bracts subellipsoid
2019-01-15 -
What are the common varieties of sweet osmanthus trees?
What are the common varieties of sweet osmanthus trees?
2018-08-17 -
The History and Review of Chunlan Suxin
1. Wen Tuansu, petal shape: petal history: please Daoguang years selected by Suzhou Zhou Wen Duan, also known as Zhou Wen Duan Su. Features: outer three-petal long and wide root angle, scissors hold, big bangs tongue, petal thick, color emerald green, pure. Bracts light green, leaves semi-drooping, glossy. 2. Cangyan, petal type: petal history: please Guang Xu front butterfly.
2018-02-24 -
Is Sanhuang powder widely used in aquatic products?
Is Sanhuang powder widely used in aquatic products?
2018-07-25 -
What are the latest common sweet-scented osmanthus trees?
Osmanthus fragrans is endemic to China, and it is also one of the top ten traditional famous flowers in China. Sweet-scented osmanthus trees are beautiful, green all the year round, small and fragrant flowers, its simple and elegant, beautiful and elegant style, deeply loved by people. Osmanthus fragrans are mainly divided into golden cinnamon, silver cinnamon, cinnamon and four seasons osmanthus.
2020-11-10 The latest common sweet-scented osmanthus tree have which variety is -
Analysis on the wide use of Lime in the production of Edible Fungi
Analysis on the wide use of Lime in the production of Edible Fungi
2018-06-30 -
There is a small way to grow potted leek. The leaves are wide, big and green.
If you don't know how to grow vegetables, you can plant a pot of leek, because it is easier to take care of the planting work, whether with leek seeds or leek roots. As long as there is some sunshine on the balcony. More than a few pots, the leaves are green all the year round.
2018-10-04 -
How to use wide mouth bottle to cultivate Gastrodia elata
Bed frame requirements: bed frame and indoor cultivation of Gastrodia elata bed frame form is basically the same, but each bed frame distance of 30 cm, put 10-12 layers, do not need to do hoarding around. The bottom layer can be made of wood or straw curtains. The jar is 18 cm high, 8 cm in diameter and 4 cm in diameter. Cultivation method: the culture materials for the culture of secondary solid bacteria were packed in a wide-mouth bottle, filled to a little more than 3% of the bottle volume, sterilized under high pressure, cooled, and cultured in a 19-22 ℃ greenhouse for 30 days to become Armillaria mellea.
2019-01-16