How much is the price of konjac per jin? How to plant it?
Konjac, also known as konjac, konjac, etc., is a perennial herb of the genus Amorphophallus in Araceae. China has a long history of planting konjac and eating konjac. So, how much is the price of konjac per jin? How to grow konjac? Let's get to know it together.
How much is the price of konjac per jin?
The price of fresh konjac on the market is about 2 yuan per jin, but it is also different because of the difference between origin and quality. The seeds of konjac are about 5-10 yuan per jin. In China, konjac is mainly distributed in the southwest of Sichuan, Yunnan, Guizhou and western Hubei. The resources of konjac around Sichuan basin are very rich. It is an important white konjac producing area in Dabashan mountain area and Jinsha River valley.
II. Categories of konjac
There are two categories of konjac, white konjac and flower konjac, and there are 18 varieties in our country. Konjac has high pharmacological and edible value, and it is also used in health products and chemicals.
Third, how to grow konjac?
1. Soil selection
The growth of konjac has strict requirements on light, watering and fertilizer. The soil with loose soil, sufficient nutrients and good drainage and permeability should be selected for planting konjac. Clean up stones, weeds and other foreign bodies in the soil before sowing.
2. Seed selection
① seed taro disinfection: first of all, prepare a large number of high-quality taro. The second is to dry the seeds, soak the seeds with streptomycin sulfate of 500ppm for half an hour after drying for two days, and sow the seeds immediately after being dried.
② sowing method: when sowing, taro and fertilizer should be separated. First sow and then sow, cover a layer of soil and then put fertilizer. After waiting for konjac emergence, spray agricultural streptomycin once to prevent diseases and insect pests.
3. Fertilization method
Konjac needs a large amount of fertilizer during the growing period, especially potash fertilizer, followed by nitrogen fertilizer. Sufficient base fertilizer should be applied before planting and fertilizer should be applied after emergence. The proportion of nitrogen, phosphorus and potassium fertilizer demand of konjac is 6:1:8. The fertilizer requirement of different stages of konjac growth period is also different, which is small in the seedling stage and larger in the tuber expansion stage.
4. Field management
① mulch management: collect the husks, dead leaves and so on of all kinds of crops, and cover them evenly and densely over the soil where konjac is planted. The average amount of mulch per mu is about 2kg, and the unrotten mulch will be removed after September.
② to remove weeds: as the root distribution of konjac is shallow, weeding should be pulled out by hand as far as possible, and be careful not to step on the underground rhizome when pulling.
③ clear ditch to cultivate soil: konjac planting needs drought and waterlogging, timely inspection in case of rainstorm, ditch drainage to ensure that there is no accumulation of water. At the same time, we should also pay attention to cultivating the fine soil in the ditch to the ridge surface, and cultivating the soil 2-3 times before growth can promote the growth of the corm.
5. Disease and pest control
The main diseases of konjac are soft rot, root rot, leaf blight and so on, and soft rot is more common. After 70% konjac emergence, the konjac plant was drenched with oxalic acid with a PH value of 4. 15 days later, the agricultural streptomycin 1000 times solution of 1000IU combined with 70% methyl topiramate was sprayed for the second time, and a month later, 20% thiobacillus copper emulsion was sprayed for the third time, and the two methods were sprayed alternately to control soft rot.
The main pests of konjac are underground pests, sweet potato moth and bean moth. Spray control can be used alternately with cypermethrin 800x or 80% dichlorvos EC and omethoate EC 1000 times.
The above is the little knowledge that Tuliu.com has summed up for you about how much konjac costs per jin and how to plant it. Do you understand it?
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