Assessment of Heavy Metal Concentrations in Tomatoes (Lycopersicum esculentum) Cultivated in Horticultural Farms of Nakuru County, Kenya. IJESS [Internet]. 2022 Nov. 12 [cited 2024 Sep. 18];1(2):Page 1-9. Available from: https://ijessonline.com/index.php/ijess/article/view/2