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NIPPON GENE CO.,LTD.

Sweet Potato

Globalization has resulted in various problems because of increasing traffic around the world, now the risk of finding diseases that did not exist in Japan has also increased in the plant world. For example, it was reported that sweet potato root rot, which has not been confirmed in Japan, occurred for the first time in 2018 in sweet potato, which is Japan’s a major fall delicacy.
Sweet potato root rot is a plant disease that rots sweet potatoes during cultivation and storage, causing serious damage to the production of sweet potatoes. In addition, plant diseases with confusing symptoms often occur at the same time in the agricultural field, so there is a need for technology that can easily and quickly diagnose sweet potato rot.
Nippon Gene has a lineup of products that can easily and quickly diagnose plant diseases that are rarely reported in Japan.

Sweet potato virus 2(SPV2)

  • Plant viruses that infect sweet potatoes
  • Primer set useful for quarantine inspection, and infection check
  • It is important to find and remove infected sweet potatoes at an early stage

Sweet potato virus 2 (SPV2) is a plant virus classified as a potty virus mediated by aphids. When infected with sweet potatoes, leaf vein yellowing and green spots occur, which leads to a decline in the quality and yield of sweet potatoes. In addition, it has been reported so far to infect plants such as genus Chenopodium, Datura, Nicotiana (Tobacco), and Ipomoea (Sweet potato).
Sweet potato virus 2 (SPV2) has been designated as a quarantine pest and is an extremely important plant pathogen that causes great damage in sweet potato cultivation when brought into Japan.

Detection Kit

LAMP Primer Set for SPV2 (Sweet potato virus 2) Detection

A primer set for LAMP method that detects Sweet potato virus 2.

* The linked page may be in Japanese, please use the translation function of the browser.

Plenodomus destruens

  • A type of fungi that infects Convolvulaceae
  • Very important plant pathogen causing great damage
  • It is important to find and remove infected sweet potatoes at an early stage

Plenodomus destruens is a type of fungi that infects Convolvulaceae plants. When infected with sweet potatoes, the whole plant shows wilt and wither, resulting in poor growth. It has also been reported that infection spreads from infected seed pods to seedlings and the surrounding area, and in the soil the fungus can overwinter on plant residues.
Plenodomus destruens is an extremely important plant pathogen that cause a lot of damage such as a decline in quality and yield in sweet potato cultivation.

Detection Kit

-LAMP Dry Premix- Sweet Potato Foot Rot Disease Detection Kit

This is a detection kit for sweet potato foot rot disease. This disease rots sweet potato during cultivation and storage, thus affects serious decrease in sweet potato yield. In agricultural fields where plant diseases with confusing symptoms are occurring, this product can detect the disease easily and promptly, which contributes to optimal control measure.

  • Shipping and storage at room temperature are possible
  • Packaged individually for each test and can be used immediately after dissolution
  • Preformulated for reducing contamination risk and human error during reaction mixture preparation

* The linked page may be in Japanese, please use the translation function of the browser.