Sunflower hybrid Primi
Originator — Institute of Field and Vegetable Crop Research, Novi Sad (Serbia)
Year of registration in the State Register of Ukraine — 2010
Hybrid tolerant to herbicides of the imidazolinone group. Intended for cultivation using the CHISTOE POLE® (NERTUS) technology or the CLEARFIELD® (BASF) production system. Use of the insurance herbicide EURO-Lang® (NERTUS) allows elimination of all existing ragweed races. Drought-tolerant hybrid, intended for cultivation on various soil types.
Hybrid type — simple
Vegetation period — 105 — 112 days
Intended use — oilseed
Potential yield — more than 45 c / ha
Plant height — 150-170 cm
Growth intensity at the early vegetative stage — high
Leafiness — excellent, at the beginning of bud formation, leaves fully cover the soil
Stem — medium thickness
Root system — very strong
Head — thin, convex, semi-downward, diameter 18-21 cm, fill — 100%
Seed — black, 1000 seeds mass — 60-75 g
Oil content — 46-48%
Protein content — 22-24%
Plant stand density before harvest — 55-60 thousand / ha
Recommended cultivation zone — steppe, forest-steppe
Hybrid resistance to:
lodging — high
drought — high
lodging — high
diseases and pests — Genetically resistant to rust (Puccinia helianthi) and false powdery mildew (Plasmopara helianthi). Highly tolerant to Phomopsis. Resistant to sunflower moth (Homoeosoma nebulella).
