Ключевые слова: agriculture, animal, aphid, aphids, aphis pomi, apple, attack, background, biology, blackly, branch, bug, bugs, colony, culture, damage, danger, disease, environment, fruit, garden, gardening, greenfly, growth, infected, infection, insect, insecticide, leaf, leaves, lice, louse, macro, natural, nature, nuisance, organic, pathology, pest, pesticide, plant, problem, protection, season, sick, spring, symbiotic, tree, trouble,