Arlette

Technical Overview of the «Arlet» Sunflower Hybrid

The «Arlet» sunflower hybrid, developed by the French breeding center (Av Du Capitaine N Tchorere 80270 Airaines), is designed for high-intensity farming environments. As a three-line hybrid with a 110–120 day growth cycle, it provides a stable foundation for consistent oil production, targeting yields with an oil content of 50–55%.

Phytosanitary Resilience and Morphological Traits

The hybrid’s genetic core is engineered to withstand high infection pressure from the most damaging sunflower pathogens. It possesses robust resistance profiles against:

• Sclerotinia and Phomopsis;
• Rust (Puccinia helianthi);
• Phoma leaf spot;
• Peronospora (downy mildew) of corn and sorghum.

This biological protection ensures that the plants, which reach a height of 170–180 cm, maintain structural integrity and leaf health throughout the maturation process. The high resistance to downy mildew is a critical factor for canopy uniformity, allowing for consistent photosynthesis and easier mechanical harvesting.

Weed Management via Clearfield Technology

One of the defining practical advantages of «Arlet» is its compatibility with the «EURO-LIGHTNING» herbicide system. This allows for post-emergence weed control, effectively eliminating parasitic weeds like broomrape without causing phyto-inhibition. By integrating this chemical resistance, producers can ensure a clean field environment, which directly supports the accumulation of high-quality oil content. This combination of structural strength, disease resistance, and herbicide tolerance makes «Arlet» a precise tool for modern commercial sunflower cultivation.