Materu, C. L., and E. W. Losujaki. “PRELIMINARY SURVEY ON OCCURRENCE OF APHIDS, THRIPS LEAF MINER IN TOMATO GROWING AREAS IN MOROGORO REGION TANZANIA”. International Journal of Research -GRANTHAALAYAH, vol. 7, no. 7, July 2019, pp. 1-5, doi:10.29121/granthaalayah.v7.i7.2019.675.