VIVAT
VIVAT is suitable for early harvest and delivery to crisp factories.
VARIETY DESCRIPTION
QUALITY
- dry matter content 23-24%
- reducing sugar content very low,
- stable quality low sensitivity to mechanical damage and internal defects
YIELD
- medium- high number of tubers with uniform size
- medium- high marketable yield
RESISTANCES
- PCN: Ro 1
- wart disease: 1
- Y-Virus (PVY): very high
- potato leaf roll virus (PLRV): medium
- late blight: medium
- early blight: medium
- common scab: medium
TUBER
- round-oval
- netted, yellow skin
- yellow flesh
PLANT
- white flowers
- rapid development and foliage cover
HARVEST
- 2-3 weeks after haulm killing skin set is finished and VIVAT should be harvested in time
- Early harvest without haulm killing is possible
PLANTING
- VIVAT can be planted on all types of soil
- VIVAT should be planted with 30 – 32 cm distance (in 75 cm rows) in a well-prepared seedbed
- Protective chemical control against Rhizoctonia solani is recommended
FERTILIZATION
up to 150 kg N/ha minimum
phosphorus 100kg
potassium 250-300kg/ha (preferably sulphate)
sufficient magnesium 80kg/ha
during dry periods foliage application with micronutrients is useful
PLANT PROTECTION
VIVAT is not sensitive to Metribuzin.
Routine chemical control of late blight together with active ingredients against early blight is recommended.
STORAGE
Medium dormancy, Avoid variations in temperature during long term storage
