(1) rhubarb: perennial herb. Roots and stems are used as medicine, with strong antibacterial effect and wide antibacterial spectrum, it can prevent and control enteritis, gill disease, white head and white mouth disease.

(2) Scutellaria baicalensis: a perennial herb. The root is used as medicine, with antibacterial, antiviral, sedative, diuretic and detoxification effects, can prevent and control gill disease, print disease, septicemia, enteritis disease, and so on.

(3) Huanglian: also known as chicken claw Lian, Chuan Lian, flavor Lian, soil Huanglian, perennial herbs. The rhizome is used as medicine, with antibacterial, anti-inflammatory and detoxification effects, mainly used for the prevention and treatment of bacterial enteritis.

(4) Phellodendron Bark: also known as case wood, polypi, Yuanbai, deciduous tree. The bark of the tree is used as medicine, with antibacterial, detoxification, swelling, pain and other functions, can be used to prevent and control the hemorrhagic disease of grass carp.

(5) Neem: also known as neem, deciduous tree. Roots, stems, leaves and fruits can be used as medicine, with insecticidal and bactericidal effects, used to prevent and control parasites, such as Lernaea anchovna, rotifers, cryptoflagellates, capillary nematodes and so on.

(6) Pentaphyllum: also known as galls, 100 medicinal decoctions, 100 insects warehouse, etc., for the dry galls on the leaves of Saltbush, family Lacertaceae, parasitized by aphids of Pentaphyllum. It has strong fungicidal ability and is used to prevent and control white head and white mouth disease, white skin disease, red skin disease, boils and so on.

(7) garlic: bulbs, stems into medicine, containing allicin has a broad-spectrum antibacterial, antidysenteric, anthelmintic and stomachic effect, commonly used in the prevention and treatment of enteritis, rotting gills, anchor head lernerosis, etc..

(8) Sapium sebiferum: also known as oil tree, white sebiferum, wood catalpa tree, deciduous trees. The fruit and leaves are used as medicine, with bactericidal and decongestive effects, commonly used in the prevention and treatment of bacterial mumps, white head and white mouth disease.

Medicinal processing

Purification

Remove weeds, sediment and non-medicinal parts. According to the requirements of different varieties, some need to scrape off the outer skin, such as white peony; some should be peeled off the rough skin, such as cypress; some to remove the reeds, roots, and residual branches and leaves, and then size grading, such as cowslip, green woodruff, danshen, Angelica dahuricica, qianhu, shoots dry, tiger's stick and so on; and some should be peeled off the heart of the wood, such as danpi. Steaming, boiling, scalding certain herbs containing starch or sugar and mucus more, it is not easy to dry, some at the same time contain some of its own ingredients decomposition and transformation of enzymes, such as heat treatment, so that the enzyme inactivation, it can maintain the medicinal properties do not deteriorate. Mountain herbs

Cutting

Some root herbs, such as danshen, dahurica, qianhu, hyssop, shoots dry, tiger's stick, Shanglu, kudzu root, soil ambrosia, Xuanzhenshen, etc., should be cut into slices, pieces, or segments while they are still fresh and then dried; the fruit of large and not easy to dry the fruit of the class of herbs, such as Xuanmuqua, limes, Buddha's hand, etc., should be cut and dried again; the bark of class Herbs such as eucommia, thick Park, cinnamon, etc. should also be harvested while fresh and cut into pieces or slices or rolled into a tube, and then dried.

Drying

The purpose of drying is to facilitate long-term storage and backup, and to maintain the appearance, odor and content of active ingredients of raw drugs as much as possible when drying.

Sun-drying

Use sunlight and outdoor air to dry the herbs. The sun-drying method is generally applicable to herbs that do not require the maintenance of a certain color and do not contain volatile oils, such as Coix lacryma, burdock, astragalus, dandelion, eucommia, and so on. The method of sun-drying is simple, but it varies for different herbs. When drying the harvested herbs are usually spread on a mat, pay attention to rain, dew, prevent gusty winds from blowing away, and often turn, promote its early drying.

Drying

The use of drying defense or fire pit low-temperature baking, so that the herbs dry. Drying should control the temperature, the temperature is low is not easy to dry, the temperature is too high will affect the quality, such as baking rhubarb temperature does not exceed 60 ℃, the temperature is too high is the body bubble color dark, the quality is reduced; flower herbs drying, the temperature can not be too high, such as drying the temperature of silver mastered at 38 ℃ -42 ℃.