Rhizoma Cyperi can be harvested in a year. Cyperus is a plant of the genus Cyperus in the family Cyperaceae. They have long roots and oval tubers. The stem is slightly thin, 15-95 cm high, pointed triangular, smooth, with tubers at the base. Leaves more, shorter than culms, 2-5 mm wide. Leaf bracts 2-3, usually longer than inflorescence, sometimes shorter than inflorescence. Spikelets spread obliquely, linear. Nutlets are rectangular, obovate and punctate. The flowering and fruiting period is from May to November. 1、 Rhizoma Cyperi can be harvested in a few years and Rhizoma Cyperi can be harvested in a year. Cyperus is widely distributed all over the world, mainly in Henan, Shaanxi, Gansu, Shanxi, Hebei, Shandong, Jiangsu, Zhejiang, Sichuan, Jiangxi, Anhui, Yunnan, Guizhou, Fujian, Guangdong, Guangxi and * * * provinces in China. Most of them grow in the grass on the hillside wasteland, or in the wet place near the water.
Cyperus is a kind of medicinal material. It used to be wild. It grows on crops. Farmers have to spend time cleaning it up. Sometimes I collect some when I'm free and sell them to the herbal medicine company. Now, as a cash crop, it is planted in a large area, and the processing program is more and more advanced. From burning like firewood to burning with gas, the efficiency has naturally improved a lot. 2、 How to plant Cyperus, plough and rake the land first, with a depth of 20-30 cm. The planting material is a stolon with thickened spindle shaped part. Sowing is generally carried out in spring. Bud and seedling sowing: quantitative sowing shall be conducted according to the growth of bud and seedling, and the row spacing of plants shall be set as 15cm × 15cm。 Check the survival of seedlings 20-30 days after planting. If there are dead seedlings, they need to be replanted in time.
During daily management, we should strengthen fertilizer and water management, increase the application of ecological organic compound fertilizer or fully decomposed organic fertilizer, and reduce the application of chemical fertilizer. We should balance fertilization and rational irrigation, create a good soil structure, enhance nutrition and improve the ability of disease and insect resistance. In this way, we can have good harvest. （XiangFuJiNianKeYiShouHuo）