Overall: Konjac is pronounced jǔ, the third tone; jaku ruò, the fourth tone.

Konjac is flower konjac (scientific name: Amorphophalms konjac), Tennessee family konjac genus, perennial persistent tuberous herb. Native to India, Ceylon, Malay Peninsula, Southwest China, its cultivation has been many years of history, since ancient times is one of the Chinese ancient book of medicinal herbs.

Preservation of konjac seed:

On-site overwintering seed preservation. That is, the year does not collect digging tubers and stay in the ground, natural overwintering, this method is adapted to the area below 800 meters above sea level. The method is in the plant withered before the application of a rotted human urine, natural inversion of seedlings with straw thatch and other cover the whole garden, the garden in the open ditch, in order to facilitate the drainage of stains. The following year before sowing carefully dug out, drying moisture after sowing.

Baidu Encyclopedia- Konjac