EFFICIENCY OF PREDATION Exochomus nigromaculatus (COLEOPTERA: COCCINELLIDAE) ON DIFFERENT DENSITIES OF CITRUS MEALYBUG NYMPHAS Nipaecoccus viridis (HEMIPTERA: PSEUDOCOCCIDAE): EFFICIENCY OF PREDATION Exochomus nigromaculatus (COLEOPTERA: COCCINELLIDAE) ON DIFFERENT DENSITIES OF CITRUS MEALYBUG NYMPHAS Nipaecoccus viridis (HEMIPTERA: PSEUDOCOCCIDAE). IJMRCP [Internet]. 2025 Sep. 30 [cited 2025 Oct. 9];17(2):211-22. Available from: https://jmracpc.uobaghdad.edu.iq/index.php/IJMRCP/article/view/529