The bionomy and ecology of Aphis craccivora on Robinia pseudoacacia was studied. The number of gen-erations per year was determined. as well the lifespan of a generation and fecundity of the females. For the first time the strategy of development of a dangerous pest has been determined which enables it to spread worldwide. https://parisnaturalfoodes.shop/product-category/warning-shot-citrus/