Great bustard

The great bustard (Otis tarda) is a member of the Otididae family. While being an iconic species of the open steppe, its presence near agricultural lands can sometimes lead to crop damage, especially when fields provide concentrated sources of forage during critical growth stages.

The bird primarily affects winter cereals, barley, wheat, and oilseed rape. They graze on tender shoots, often causing localized loss of biomass. While they consume agricultural pests like beetles during certain seasons, their foraging on early-stage crops can be problematic for farmers.

Biologically, the great bustard favors open spaces for foraging and nesting. Their development cycle is linked to ground-level life, making them susceptible to agricultural machinery. They form flocks outside the breeding season, which increases their potential impact on specific field sections.

The damage is characterized by mechanical destruction of seedlings and grazing on green plant parts. Overgrazing can reduce plant density in patches, which disrupts uniform crop establishment and may allow for increased weed competition in the affected areas.

Protective measures must respect the protected status of the species.

• Use acoustic deterrents like propane cannons or recording playbacks.
• Deploy visual scarecrows or reflective tapes.
• Coordinate with conservationists to manage buffer zones.
• Avoid machinery work during peak nesting periods to minimize disturbance.