Yellow marshmallow, often growing in valley grasses, fields or ditch-side shrublands;
Prefer warm, sufficient rainfall, well-drained, loose and fertile soil, afraid of waterlogging, should be selected for highland cultivation, garlic or wheat stubble mouth is the best;
It is produced in Hebei, Shandong, Henan, Shaanxi, Hubei, Hunan and other provinces and regions.
Yellow marshmallow
Yellow marshmallow can not only be used in medicine, but also can be extracted from the stem as a vegetable glue as a food additive, which can be used as a thickener, stabilizer and emulsifier in the food industry, and can be used in the production of ice cream, ice cream, biscuits, pastries, jams and other foods.
Dried yellow marshmallow
When picking yellow marshmallows, they must be used on the day of flower opening, and the medicinal part is a dry corolla with stamens and flower posts;
When picking, the ovary, calyx, flower handle, leaf and secondary calyx of the yellow marshmallow should be removed, pay attention to the bristles and thorns on the yellow marshmallow plant, and it is recommended to wear gloves for picking operations.
You can use bamboo baskets, snakeskin bags and other ventilated and breathable containers, pour out in time, not stacked, to prevent too much stacking caused by heat and moisture is not easy to dissipate and cause heat decay and discoloration.
Yellow marshmallow flowers are easy to change color, and discoloration will cause the total flavonoid content of the active ingredient to be reduced to 1%, so the drying link must be timely;
At present, the main use of yellow marshmallow drying room for drying operations can well ensure the quality and active ingredients of yellow marshmallow. Let's talk about the drying process of yellow marshmallow.
Guoxin mechanical heat pump yellow marshmallow drying room
1. Color protection and shaping stage.
The temperature is set to 40 ° C, the humidity is maintained at 30%, and the duration is 2 hours, this stage can effectively keep the color and color uniformity inside and outside the yellow marshmallow bud.
2. Strong wetting stage
Set the temperature to 50 °C, keep the humidity at 15%, and set the duration for 4 to 5 hours;
The drying process pays attention to the humidity value, if there is no change for a long time, it is necessary to open the strong drainage in time to prevent the moisture content in the yellow marshmallow drying room from being too high and affecting the quality of the finished product.
3. Secondary dehumidification stage
The temperature is set to 60 ° C, the humidity is maintained at 10%, and the duration is set for 3 to 4 hours, after this stage, the water content of the buds of the yellow marshmallow has reached the ideal state.
4. High temperature drying stage
The temperature is set to 65 ~ 68 ° C, the humidity is maintained at 10%, and the duration is set to 1 to 2 hours, which is the end stage, at this time, the moisture content of the yellow marshmallow has reached the long-term storage requirements of dry products.
If you have any questions about the drying of yellow marshmallows or want to know more details, you can leave a message in the comment area or private message I can!