Rosin Learn more about Rosin
-
How much is the rosin?
How much is the rosin?
2019-02-18 -
Is the rosin poisonous? How much is the price?
Rosin, also known as pine paste, refers to the non-volatile natural resin obtained from pine resin by different processing methods. it is an important chemical raw material and is widely used in soap, paper, paint, rubber and other industries, so is rosin toxic? How much is the price?
2020-11-09 Rosin yes no toxic price more less money rosin also called -
Where is the origin of rosin?
Rosin is a well-known traditional Chinese medicine, which is the oleoresin exudated from several plants of Pinus in Pinaceae, and the remaining solid resin after distillation or extraction to remove volatile oil. So do you know the origin of rosin? Let's have a look! The origin of rosin is everywhere.
2020-11-08 Rosin origin where rosin is relatively famous -
Pruning technique of Cherry Bonsai
Potted cherry blossoms in spring, the fruit is ripe in early summer, the flowers are beautiful and colorful, which is of ornamental value. The fruit ripening period is very early and the flavor is good. In pruning, attention should be paid to the selection and retention of the main branches of young trees, which should be cut short to promote the growth of strong branches, and grow more branches in their infancy.
2019-06-10 -
How to prepare Flower wound Protective Agent
How to prepare Flower wound Protective Agent
2020-05-04 -
Character Identification of Gastrodia elata and Gastrodia elata
In recent years, there are often similar plant tubers on the market, fish eyes mixed with beads, pretending to be Gastrodia elata. In order to reduce errors and purify the market, several easily confused characteristics of pseudo Gastrodia elata are introduced: "Parrot mouth, concave navel, outer ring dried ginger skin, rosin section to keep in mind." This is the formula for distinguishing whether Gastrodia elata is true or not. In this formula, the cross section of rosin is an important basis for judging the authenticity of Gastrodia elata. The dried tuber of genuine Gastrodia elata is long oval, often flattened and curved, 6-13cm in length and 2-6cm in diameter. There is residual stem base or reddish brown withered at one end.
2019-01-16 -
How to distinguish between true and false Gastrodia elata
"the parrot has a mouth, a concave navel and a ring of dried ginger peel on the outside. The cross section of rosin should be kept in mind." This is the formula for distinguishing whether Gastrodia elata is true or not. In this formula, the cross section of rosin is an important basis for judging the authenticity of Gastrodia elata: long oval, slightly flat, wrinkled, and sometimes bent. There are residual stem bases or reddish-brown buds at one end (called parrot mouth) and navel-shaped marks at the other end (commonly known as concave navel). The epidermis is yellowish or khaki, slightly transparent or opaque, with a horizontal ring formed by a slight protuberance. The quality is hard, not easy to break, the cross section is slightly flat, horny. The taste is slightly pungent and sweet, and the chewing is crisp.
2019-01-16 -
Planting technique of Pinus elliottii
Cuihu Wetland Park has a beautiful flower whose posture is similar to that of chrysanthemum. Yellow flowers bloom in pieces, making people feel cheerful. Its name is Pine and Vanilla with leaves. Rosin herb, alias chrysanthemum grass, cup grass, French champagne, etc., is a perennial herb of the genus Compositae.
2019-05-24 -
Green flowers, how to deal with bonsai wounds
Detailed treatment of bonsai wound treatment and eucalyptus bonsai production process one, bonsai wound treatment picture, text | Hongjiang bonsai is the most suitable time for pruning branches at the end of autumn. First cut about 1cm from the base. The tree is strong and does not need special treatment. After the rosin flows out, it will naturally dry to protect the wound.
2019-05-18 -
What are the pests of camellias to be controlled?
What are the pests of camellias to be controlled? Please give a detailed introduction to the following pests of camellias: aphids [morphology and harm] aphids are divided into winged aphids and wingless aphids. Winged viviparous female aphid, transparent wings, dark brown body; wingless viviparous female aphid, wingless, dark brown body. In addition, if early appearance and adults.
2018-07-18 -
What is the use of pine trees?
What is the use of pine trees?
2018-07-06 -
Selection of Scion of Fruit Tree and Wax-sealing Technique
Scion selection and wax sealing scion selection of fruit trees. The grafted varieties must be excellent, of high economic value, and adapted to the local climate. The scion must be collected from a good seed tree. A good seed picking mother tree is one that has been tuned for many years.
2018-06-22 -
Three Ways to Develop Economical Pig Raising Model
Three Ways to Develop Economical Pig Raising Model
2018-07-09 -
What is the use of the latest pine trees?
Pine trees are mostly tall trees with majestic posture, luxuriant branches and leaves, not afraid of wind and rain, nor cold weather. People regard it as an evergreen mascot with wide distribution, large quantity and great use, especially in barren mountain greening, garden construction, improving the ecological environment and other green.
2020-11-10 The latest pine have what function mostly tall Arbor -
What about the worms of dried wheat?
Wheat is a common crop in daily life, which is planted in most parts of our country, but it is planted more in the north, and can get a certain subsidy every year, and wheat, like rice, will be moldy and infested if it is not properly preserved. How about dried wheat worms?
2020-11-08 Dry wheat worms how to do yes life common -
This fruit is used all over the mountains in autumn to make flower fertilizer, sterilize, sterilize and raise all kinds of flowers.
With the improvement of people's living standards and conditions, many people begin to attach importance to physical health and living health. It requires not only green and healthy diet, but also comfortable and healthy living environment. Especially those who live in cities.
2018-09-12 -
This kind of tree is full of treasures to raise orchids to grow well.
In order to raise orchids, the important thing is to raise roots first, not to mention flowering, whether they can survive or not, and even if they are fed, then the later flowering is also a problem. So, today the girl is going to introduce you to a kind of tree.
2018-08-18 -
How to sow the five-star flower? What is fancy language? What is the effect and effect?
Star flowers, Rubiaceae perennial herbaceous flowers, so how to sow star flowers? What is fancy language? What is the effect and effect? It is understood that starry flowers like a warm and sunny environment, and during their growth, the night temperature should be kept above 17 ℃ and 18 ℃.
2019-03-16 -
Which kind of Gastrodia elata is the best
Of course it's all natural and wild. The first choice of pure natural wild is a big one, and those who are generally dry in two or more are good Gastrodia elata. This kind of Gastrodia elata will not be free, and it absorbs the most nutritional value during its growth, so it grows so big. the second is that it is spread by the industry.
2020-11-08 Which one Gastrodia elata is the best of course all natural wild raw oh -
A good-looking lohan pine can be planted with one seed and one branch and leaf.
Luo Han Song is very beautiful, very tall, and very textured. Luohansong in the hairpin has short and dense leaves, whirling leaves, quaint branches, ancient health, simple and elegant posture, temperament and beauty. The ornamental value is very high.
2018-09-18