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ABSTRACT Organic agriculture is viewed nowadays as an opportunity for creating new agri-food systems for agricultural production processing, marketing and consumption based on protecting the environment and supplying nutritious and safe foods to society. From the conceptual framework through the meta-theory of critical realism, the thesis embraces the holistic approach…

ABSTRACT In the recent past, the Horn of Africa witnessed an upsurge in invasion by the desert locust (Schistocerca gregaria). This has witnessed an increased interest in strategies that would ultimately lead to their control. While control of the desert locust has relied on a battery of persistent synthetic insecticides,…