Johnni-der V2 FA (For Foliar Application)
** Real application case of Johnni-der V2 FA
Ⅰ. Cucumber Green Mottle Mosaic Virus (CGMMV)
|*||CGMMV is considered to have a narrow host range which is primarily limited to cucurbit species, including watermelon, melon, cucumber, pumpkin, squash, gourds, etc.|
* Virus Transmission source
|-||○||○||○ (with debris)||○ (Irrigation)|
CGMMV which is difficult to control. Can it be now controlled by Johnni-der V2 FA!
The CGMMV could spread out to up to 80% of the plant because the roots are touching.
This virus is difficult to control because more than 80% of the virus disseminate by the root contact between plants.
Johnni-der V2 FA starts preventing the virus from the dissemination to healthy host and alleviates the viral symptoms.
|*||In case of heavy symptom of virus, the simultaneous application of the product for soil drench (Johnni-der V2 SOD) and the product for foliar application (Johnni-der V2 FA) provides faster and reliable effect.|
◎ Host : Oriental Melon / Viral symptom alleviation
1. Symptoms & Diagnosis
- May. 2015: Confirmed the mosaic symptom in orientalmelon
- The virus was diagnosed by RT-PCR
CGMMV symptom of oriental melon
Agarose gel electrophoresis of RT-PCR
2. The result of Johnni-der V2 FA treatment
|-||Johnni-der V2 FA is used on peppers infected with CGMMV twice (May, 1st and 5th, 2015) in a four-day interval.|
|-||Relieved the symptom of infected virus, thereby developed normal fruits. (CGMMV causes malformed fruits, thereby causing economic damage)|
May 1, 2015
Johnni-der V2 is applied the 1st time after
virus infection is confirmed.
May 5, 2015
Johnni-der V2 is applied the 2nd time
(Confirmed symptom relief)
May 8, 2015
Confirmed normal growth & development
May 19, 2015
Developed normal fruit
◎ Host : Cucumber
1. The result of Johnni-der V2 FA treatment
|Two consecutive spray of Johnni-der V2 FA onto the cucumber infected with CGMMV shows that healthy fruit appeared without disease symptom of virus.|