CHARACTERISTIC*: SHINJU
KIND AND TYPE: F1 hybrid, early season, short day brown onion (Allium cepaL.)
MATURITY: Early, 19 to 22 weeks after direct seeding. Maturity depends on sowing date, production location and seasonal variations (photoperiod and temperature).
BULB SHAPE: Slightly flattened globe to high globe
BULB SIZE: Medium to large (50 – 90 mm) – bulb size is influenced by the plant population
BULB UNIFORMITY (SHAPE AND SIZE): Good
BULB NECK SIZE AND QUALITIES: Small, tight and neat
BULB FIRMNESS: Good
BULB TUNIC (SKIN/SCALE LEAF) COLOUR: Good colour: straw brown
TUNIC RETENTION AND QUALITY: Good and strong
STORABILITY/SHELF LIFE: Short to moderate (2 to 3 months). Storage potential depends on the storage conditions (temperature and relative humidity).
FLESH COLOUR: White
TASTE: Mildly pungent
LEAF/FOLIAGE HEALTH AND GROWTH HABIT: Good and flagging to upright
LEAF/FOLIAGE COLOUR: Green
BOLTING REACTION: Average – moderate tolerance (depends on/related to the sowing date)
DISEASE RESISTANCE (SCIENTIFIC):
High resistance: Phoma terrestris (Pt)andFusarium oxysporum f.spcepae (Foc)
GROWING AREA: Grown between 26 – 33° latitude. Suitable for the Free State, Northern Cape and certain areas of the Western Cape. Refer to the sowing guide for the recommended sowing period in different production areas.
AVERAGE SEED COUNT: 220 – 320 seeds per gram or 220 000 – 320 000 seeds per kilogram
SUGGESTED SOWING DENSITY: Density depends on the size requirement of the bulbs and the target market/uses of the final product, however we suggest:
Final population of 750 000 – 950 000 plants per hectare
SEED REQUIREMENT PER HECTARE:
Direct sowing: 900 000 to 1 200 000 seeds per hectare / 3.5 – 4.0 kg seed per hectare
Transplant: 5.0 – 5.5 kg seed per hectare
MARKET USES: Bunched, pre-pack and processing
SPECIAL FEATURES, BENEFITS AND REMARKS: Early maturing, slow to bolt, good storage potential for a short day onion. Well developed root system with an excellent disease package.
SHINJU F1 HYBRID SHORT DAY BROWN ONION
OUTSTANDING QUALITIES
- EARLY SEASON SHORT DAY ONION HYBRID
- ATTRACTIVE UNIFORM BULBS WITH A STRAW BROWN SKIN
- VERY GOOD STORABILITY FOR AN EARLY MATURING VARIETY
- EXCEPTIONAL DISEASE RESISTANCE PACKAGE
Shinju is an early maturing F1 hybrid short day brown onion. Shinju produces uniform, slightly flattened globe to high globe-shaped bulbs with a straw brown scale leaf. The bulbs are neat with a thin neck and a small root plate. Shinju’s bulbs are firm with a strong outer scale leaf and good retention which is indicative of good storage ability. Shinju has a vigorous root system with high resistance against pink root (Phoma terrestris syn. Pyrenochaeta terrestris) and Fusarium basal plate rot (Fusarium oxysporum f. sp. cepae). Shinju is suitable for direct seeding as well as seedling transplants.
SPECIAL VARIETAL REQUIREMENTS
- Contact a Sakata area representative for a local onion sowing guide
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