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Acceptance criteria and required inspection indexes of commonly used animal and vegetable oils and fats
Acceptance criteria and required inspection indexes of commonly used animal and vegetable oils and fats
2018-07-10 -
National standard of corn
The national standard of corn (GB 1353-2018) was formally implemented on February 1, 2019, and corn was divided into five grades. Among them, the bulk density of first-class corn is greater than or equal to 720g/l, the content of imperfect grains is less than or equal to 4.0%, the content of moldy grains is less than or equal to 2.0%, and the content of impurities is small.
2020-11-09 Corn GB Standard 1353-2018 -
Preparation method of Lentinus edodes Instant granules
Production method (crushing method) 1. Impurity removal: as the raw material is residual mushroom or mushroom stalk, which contains sediment, stone, sawdust, etc., the stalk must be cut off before processing to remove impurities, so as to ensure the quality of the finished product. two。 Crushing: the fineness of crushing is an important factor in the quality of the finished product, which is mainly determined by the crushing equipment. In general, the fineness of the crusher can only reach 60 to 80 mesh, and the soup can not be uniformly suspended, even as a mixing material, it is too thick to eat. For this reason, a high-speed ultra-fine grinder must be adopted to make
2019-01-16 -
What does the snail eat to grow fast? Three small ways to clean quickly and cleanly!
Field snail, also known as snail tuo, looks like a snail. It is widely cultivated because of its rich nutrition, low breeding cost and high profit. But if you want to raise field snail well, you need to understand various culture techniques. What does field snail eat to grow fast? Why is it fast and clean? 1. Field snail
2020-11-11 Field snail eat what long fast three small method cleaning -
Consult the acceptance standard of corn
Consult the acceptance standard of corn
2018-07-11 -
You must not miss the time for harvesting medicinal herbs in autumn.
You must not miss the time for harvesting medicinal herbs in autumn.
2018-06-30 -
Brine processing of Pleurotus ostreatus
Pleurotus ostreatus, also known as abalone mushroom, is a kind of edible mushroom, fresh food can also be processed into canned export, extremely rich in nutrition. The salt water processing of Pleurotus ostreatus has the advantages of simple operation, easy transportation and high economic benefit. The grade standard of Pleurotus ostreatus (divided into 2 grades) Grade 1 mushroom: grey in color, 3-12 cm in diameter, without stalk, individual with stalk not more than 1 cm. Delicate tissue, complete shape, no serious shrinkage and cracks on the edge of the mushroom umbrella, no sediment or other impurities, no diseases and insect pests, no atrophy and deterioration, no peculiar smell, no soaking water. Second level
2019-01-16 -
How much is the amethyst?
How much is the amethyst?
2019-02-18 -
Identification method of Rhizoma Coptidis
Identification method of Rhizoma Coptidis
2018-07-05 -
What is the classification of Tremella?
What is the classification of Tremella? Please describe in detail the purchase and storage of standard Tremella after drying. The grade standards for the purchase and storage of Tremella are as follows: level 1: dry feet, white Tremella, thick ear flesh, loose ear slices, large pieces, round pieces, glossy, no impurities, no pedicel, no rotten ears, diameter of 6.
2018-07-18 -
What should rich bamboo pay attention to when changing water?
When changing water for rich bamboo, it is necessary to ensure that the water quality is clean, there are not too many impurities, and there is not too much unnecessary salt in the water. Cold boiled or pure water can be used for family maintenance. When changing water, it is not recommended to pour out all the water, it is best to find a hose to extract impurities, not more than half, and then make up the water level.
2018-08-20 -
How much is one of the eight treasures fresh sea cucumber price a catty? That's how it's done!
When it comes to sea cucumber, I think everyone knows that it not only has high nutritional value, but also has the effect of tonifying kidney and warming tonic. It is one of the eight treasures in the world. Therefore, many people like to eat it. How much is the price of fresh sea cucumber? How do I eat it? 1. Sea cucumber
2020-11-11 one of the eight treasures fresh sea cucumber price more less money one jin. -
National standard for japonica rice
According to the national standard, japonica rice is divided into one, two, three, four and six grades. Among them, the lowest quality index of first-grade early japonica and japonica glutinous rice is 81%, impurities 1%, and the color and smell should be normal. The lowest quality index of the roughness rate of late japonica rice in the first class area is 82%, and the second class is the second class.
2020-11-09 Japonica rice national standard japonica rice according to the national standard one two -
The difference between hygienic insecticides and general pesticides
First, according to the climate characteristics and the law of diurnal activity of pests, the pesticide should be applied in a favorable period of time. The suitable time of application is from 9 am to 10:00 and after 4 pm. Because at 9: 10 in the morning, the dew on the crop leaves is dry, and it is the time when sunrise pests are most active. When the medicine is applied at this time, it will not be because of dew.
2018-07-15 -
How to collect snake venom
First, snake venom collection tools: small glasses, small porcelain plates, poison utensils and so on. The method of collecting poison: grab the snake neck with the right hand and insert the poison container into the mouth of the snake with the left hand. This is the venomous snake will bite the vessel, you can see its venom. This method is easy to operate. The disadvantage is that the dirt in the snake's mouth will mix with the venom and sometimes bring in impurities such as sediment. In order to remove the impurities in the venom, the surface of the vessel is usually covered with a thin film. Adult snakes raised in captivity are usually poisoned once a month or so. II. Processing of snake venom
2019-01-16 -
The latest method to identify the true and false of Coptis chinensis
Coptis chinensis is a commonly used medicine, which is first published in the Classic of Shennong Materia Medica. There are many counterfeit products, such as Coptis chinensis, Coptis chinensis, Dian bean root, Phoenix tail, etc. in addition to counterfeiting plants of the same family, such as Coptis chinensis, Coptis chinensis, Yunnan bean root, Phoenix tail, etc., there are also plants of Tilleraceae, Pteridaceae and Papaveraceae, such as Euphorbia angustifolia, wild pheasant tail and blood water grass.
2020-11-10 The latest Coptis chinensis true and false identification method for commonly used medicine -
Processing methods of mushrooms
There are many ways to pickle mushrooms, including saltwater pickling, bean paste pickling and dregs pickling. 1. Brine pickling: production process of salted mushrooms: fresh mushroom acceptance → color preservation treatment → rinsing → blanching → cooling → salt picking packaging → plus brine. The purpose of color preservation treatment is to prevent oxidation "browning" of fresh mushrooms. First, wash the fresh mushrooms with 0.05% sodium pyrosulfite to remove impurities, and then soak in a mixture of 0.15% sodium pyrosulfite and 0.1% citric acid for 5 minutes. Reuse clean water
2019-01-16 -
Can walnuts, soybeans, rice and pumpkins extract oil? How much oil can be produced per kilo?
Walnuts, soybeans, rice and pumpkin seeds are what we often eat, so can they all extract oil? How much oil can be produced per kilo? It is understood that pumpkin seeds and rice can not extract oil, walnuts and soybeans can extract oil. The following will be introduced in detail. Walnut
2020-11-09 Walnuts soybeans rice pumpkin seeds can squeeze oil one jin -
The new product of agricultural machinery and equipment, domestic soybean sorting machine, has been put on the market recently, and the accuracy of soybean sorting machine
In 107, the planting area of soybean in China reached 3,000 hectares, but the work of impurity removal, sorting and classification after harvest was quite time-consuming. After the development of the "primary soybean sorting machine" in the agricultural improvement farm of Hualien District, good news came out. Comparable to the Japanese selection machine, the price is only half of the domestic.
2019-04-17 Agricultural machinery equipment new products domestic soybean sorting machine recent 107 -
Four New methods for keeping Edible Fungi fresh
The mushroom body of edible mushroom is easy to brown and rotten, and it is not easy to preserve, which affects the commercial value of edible mushroom. In this paper, several new fresh-keeping methods of edible fungi are introduced. 1. The new method of chemical preservation of Pleurotus ostreatus removes impurities from fresh Pleurotus ostreatus and spreads it flat on a clean plastic film. Make a certain concentration of chemical antistaling agent (0.3% calcium propionate, 0.1% potassium sorbate, 0.25% sodium sulfite) solution, spray the front and back of Pleurotus ostreatus evenly with a sprayer, then put it into a fully enclosed plastic bag and store it in a clean and hygienic place.
2019-01-15