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.

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.

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.

Is Sanhuang powder widely used in aquatic products?

Is Sanhuang powder widely used in aquatic products?

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

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!

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.

What are the advantages of planting Gastrodia elata in wide-mouth bottle

After years of experiments, Comrade Wang Lianqi of Xishan strain Factory in Chuxiong County, Yunnan Province, thinks that using wide-mouth bottle to cultivate Gastrodia elata in indoor bed frame has the advantages of high yield, labor-saving, wood-saving and so on. Bottle planting Gastrodia elata, put the bottle on the bedstead, do not need special management, do not need watering, just need to control a certain indoor temperature. It not only uses the space area effectively, but also is easy to operate. According to the experiment, the average number of large and small Gastrodia elata tubers is 38.6 per bottle, the weight of fresh flax is 97.9 grams, and the largest single weight is 46.

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.

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.

When do pear trees usually blossom? What are the commonly used grafting rootstocks?

Pear is a perennial deciduous fruit tree of Rosaceae, which is widely distributed all over the world. Pear fruit is edible and has high nutritional and medicinal value. When do pear trees usually blossom? What are the commonly used grafting rootstocks? When do pear trees usually blossom? Due to the wide distribution of pear trees

Cement combination box for cultivation of Gastrodia elata

The box is completely composed of cement board, and the volume of the cavity is required to be 60 cm long, 40 cm wide and 32 cm high. Each box is composed of five plates, of which two horizontal sides are 60 cm long, 32 cm wide and 2 cm thick, two plugs are 45 cm long, 32 cm wide and 2 cm thick, and a bottom plate is 65 cm long, 45 cm wide and 3 cm-5 cm thick. The plate and the plate are connected by a connecting ring, which is interlaced with canine teeth, and a pin stick is inserted into the ring. 1. Backplane. The open-box cow bears the most load.

What kind of vegetables should be grown in the family?

What kind of vegetables should be grown in the family?

The blue witch is beautiful, gorgeous and widely loved, but did you know that what you bought may be a fake?

The original title: "the blue witch is beautiful and gorgeous and widely loved, but do you know what you bought may be a fake?" Abstr: blue witch, is developed after a variety of hybrids between rose and Rosaceae, named Blue Rose, Blue.

What are the characteristics of the latest sweet-scented osmanthus?

Osmanthus fragrans is a common name for many trees of the genus Oleaceae, also known as osmanthus, Jiuli incense, golden millet and so on. Osmanthus fragrans have been cultivated in China for more than 2500 years and have been widely used in gardens. There are many kinds of horticulture. The most representative ones are Jingui, Yingui and Dan.

What does the latest willow use to spread its seeds?

Willow is the general name of Saliuraceae plants such as dry willow, glandular willow, weeping willow and so on. it is widely distributed in our country and has a wide adaptability to the environment. It is suitable for all kinds of ecological environment, no matter high mountains, plains, sand dunes and polar regions.

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.

How to raise tobacco seedlings without soil?

How to raise tobacco seedlings without soil? With the gradual application of soilless cultivation technology in production, tobacco soilless seedling technology-direct seeding nutrient solution floating seedling (soilless seedling for short) has been widely popularized in flue-cured tobacco production. Practice has proved that the new technology of soilless tobacco seedling can improve the quality of tobacco seedlings, shorten the seedling period and prolong tobacco.

Do 2018 kinds of mulberry trees make money? How many plants are planted per mu? How to plant it?

Mulberry is native to central and northern China. It is cultivated in all provinces and regions from northeast to southwest of China, and from northwest to *. Mulberry can be used for food and wine, and leaves, fruit and root bark can be used as medicine. The utilization value is high. So, do 2018 kinds of mulberry make money? How many plants are planted per mu? How to plant it? Do 2018 kinds of mulberry make money?

Where potted vegetables are most widely used