Published September 30, 2025 | Version v1

Research on the reproduction of the species Orius laevigatus depending on the nutritional substrate

  • 1. University of Agronomic Sciences and Veterinary Medicine of Bucharest, faculty of Horticulturte, 59 Marasti Blvd, District 1, Bucharest, Romania.+
  • 2. University of Agronomic Sciences and Veterinary Medicine of Bucharest, faculty of Horticulturte, 59 Marasti Blvd, District 1, Bucharest, Romania.

Description

Organic farming is currently one of the most important areas of development in the agricultural sector, responding to the need for healthy food produced in harmony with the environment. Defined by respect for natural cycles and the use of renewable resources, organic farming excludes the use of pesticides and synthetic chemical fertilizers, emphasizing natural soil fertility, biodiversity, and ecosystem balance. The species Orius laevigatus (natural predators of thrips, aphids, and other harmful insects) is widely used in biological control programs. Their reproduction in laboratories or biofactories is strongly influenced by the substrate on which they are raised, as this influences egg laying, larval development, and adult survival. Entomophagous predator species such as Orius laevigatus, Orius niger, Macrolophus pygmaeus, and Amblyseius swirskii have proven to be highly effective in controlling major pests of greenhouses and solariums, such as thrips, aphids, and phytophagous mites. In addition, these predators are highly adaptable to the specific microclimate conditions of protected areas and can use alternative food sources, which allows them to maintain their populations even during periods of low prey density.

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WJARR-2025-3262.pdf

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