E Green Global Co., Ltd.

Euna Seol

Eunyoung Jeon

Dongkeun Lee

Keejoon Shin

Jiyoung Park

Provided is a pretreatment method for directly seeding an in vitro microtuber in an open field including: sterilizing a washed in vitro microtuber with chlorine dioxide and drying the sterilized in vitro microtuber; irradiating the dried in vitro microtuber with light and greening the dried in vitro microtuber; putting the greened in vitro microtuber in a storage container and storing the greened in vitro microtuber in a temperature range of 2 to 4&#xb0; C.; and germinating the in vitro microtuber. The in vitro microtuber can quickly adapt to environment when directly seeded on a field, an early-stage management of the in vitro microtuber is facilitated, and physiological functions thereof such as vitamin synthesis is activated.

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Ansan-si, South Korea

Euna Seol