MULTI PURPOSE VARIETY
- ROSANNA is a bright red skin variety producing very regular tubers in size.
- Very early but also very productive, ROSANNA is a water saving variety when grown in warmer areas such like the Mediterranean conditions.
- Where planted in second season, ROSANNA performs very well both in growth speed and yield.
PLANT| FOLIAGE MATURITY | EARLY |
|---|
| EMERGENCE | FAIRLY FAST |
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| PLANT VIGOUR | FAIRLY HIGH |
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TUBER| SKIN COLOUR | RED |
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| FLESH COLOUR | PALE YELLOW |
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| TUBER SHAPE | LONG |
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| SHAPE UNIFORMITY | GOOD |
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| EYE DEPTH | SHALLOW |
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| TUBER SIZE | LARGE |
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| TUBER SET | MODERATE |
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QUALITY| YIELD | HIGH |
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| DRY MATTER CONTENT | FAIRLY LOW (17-18%) |
|---|
| COOKING TYPE | B |
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| DISINTEGRATION | VERY SLIGHT |
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| AFTER COOKING DARKENING | VERY SLIGHT |
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| FRYING COLOUR at harvest | FAIRLY GOOD |
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| STORAGE ABILITY | FAIRLY HIGH |
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DISEASES| RESISTANCE TO FOLIAGE LATE BLIGHT | FAIRLY LOW |
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| RESISTANCE TO TUBER LATE BLIGHT | FAIRLY LOW |
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| RESISTANCE TO PITTED COMMON SCAB | HIGH |
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| RESISTANCE TO NETTED COMMON SCAB | LOW |
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| RESISTANCE TO PVY | LOW |
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| RESISTANCE TO PVYntn | EXCEPTIONAL |
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| RESISTANCE TO PCN G.rostochiensis (Ro1-4) | FULL |
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| RESISTANCE TO PCN G.pallida (Pa2-3) | NULL |
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| RESISTANCE TO WART pathovar 1 | FULL |
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PHYSIOLOGY| DORMANCY | SHORT |
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| RESISTANCE TO EXTERNAL DAMAGE | MODERATE |
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| RESISTANCE TO INTERNAL DAMAGE | HIGH |
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| RESISTANCE TO INTERNAL RUST SPOT | FAIRLY LOW |
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| RESISTANCE TO DESPROUTING | FAIRLY LOW |
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Créateur variétal de pomme de terre