Variety: Zincal 10 (91-03-004-N). Red skin yellow flesh nectarine.
Origin: obtained by natural breeding by Planasa in Cartaya, Huelva, (Spain). Protected variety. TUNEZ 28 (20-02-04)
Time of ripening: Extra early (2 days before Zincal®-5)**

TREE CHARACTERISTICS
Vigour: Very strong, the foliage has a yellowish coloration.
Growth habit: Semi spreading with a lot of secondary shoots.
Flowering time: Very early (50% before January 31st)
Flower type: Rosaceae
Flowering level: Very high
Fruit set: Uniform and very high

PRODUCTION TECHNIQUES
Regular pruning: Remove any new vigorous shoots during the picking season to allow better light penetration in the canopy and better fruit colour.
Summer pruning the trees after harvest will improve the quality of the fruiting branches for the next year. However, this pruning should not be too severe at the same time irrigation should be reduced to avoid secondary shoot growth.
Fruit thinning must be aggressive due to the high fruit set of this variety.

FRUIT CHARACTERISTICS
Shape: Round
Suture: Medium
Apex: Rounded, in a basin
Stem cavity: Large and medium width
Skin colour: 90% bright red
Ground colour: Yellow
Colour of flesh: Yellow
Firmness: Firm
Susceptibilities: Very little in peduncular area
Texture: Melting
Stone: Medium size, cling
Split pits: B
Average weight: 120 g
Number of pickings: Four to five
Brix: About 9º

GENERAL OBSERVATIONS
This variety is distinguished by its excellent shape and the uniformity in the amount of fruit of all the trees. It does not show the craking problems of other varieties of the same date.