Variety identification number: é—½ recognized flower 2009001
Crop species: Netherlands Iris
Variety name: spread wings
Introduced by: Crop Research Institute, Fujian Academy of Agricultural Sciences
Variety source: imported from the Netherlands
Characteristics:
This species is a bulbous flower in autumn, rooting in late October to late November, convulsing in late February, early flowering in mid and late March, and final flowering in mid-April, mature bulb in late May. 170-190 days. Leaf blade-shaped, apex tapering, base sheathed, entire, middle ribs conspicuous, veins prominent, texture thin, smooth, pinkish green, shiny, leaves 9-11; single flowering stem, flower tops, flowering 1-2 flowers, stem 50.0-68.5 cm long, 0.8-1.1 cm thick; flowers symmetrical, flower diameter 10.5-13.0 cm, tepals 3, oblong, erect dark blue, 8.3-9.1 cm long, wide 1.9-2.3 cm, external tepals 3, dark blue, heart-shaped, with petiole stipes, yellowish strigose in center of center, leaflet dorsiflexed, length 8.0-9.0 cm, width 4.0-4.9 cm The underground bulb has an oval shape with a brown membrane. The diameter of the mature flowering product is 8-11 cm in circumference, preferably 10 cm or more. The breeding rate of the cue ball is 5.38 times.
Yield performance: After many years of trial planting in Fuzhou, Zhangzhou, Quanzhou, etc., the average yield per mu is 1.0-1.2 million.
Cultivation Techniques: Select sandy loam soil and avoid continuous cropping; select robust and disease-free seed bulbs and disinfect the plants before planting; open field cultivation is generally in mid-late and late October, and the optimum growth temperature is 13°C-18°C, and the minimum temperature is 5°C. -8 °C; Strengthen water and fertilizer management, pay attention to the prevention and control of pests and diseases, the entire growth period, the soil must be kept fully moist, basal fertilizer is the main fertilizer, when the stem begins to grow, with 0.1% potassium dihydrogen phosphate for foliar spray; When the flower buds are colored at the tip, they are suitable for flowering. When the ground is brown, select the sunny days to dig the bulbs, dry them, and store them in grades.
The Provincial Crop Variety Approval Committee approved the opinion that the wings are of the Dutch iris cut type with a growth period of 170-190 days; the growth potential is strong, the breeding rate of bulbs is high, and the ornamental traits are better. It is suitable for fresh cut flower cultivation in the southeastern Fujian Plain, such as Zhangzhou, Quanzhou and Fuzhou in Fujian Province. After verification, it complied with the requirements for the verification and verification of crop varieties in Fujian Province and passed the certification.
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