Study of the Impact of Bio-fertilizers on the Productivity of Vegetable Crops in Volcanic Soils: Case of the Peri-urban Area of ​​Goma

This research examines the effectiveness of local organic fertilizers (household waste compost and biostimulants) compared to conventional chemical fertilizers on tomato cultivation (Solanum lycopersicum) and cabbage in the volcanic soils of the Nyiragongo territory, on the outskirts of Goma. The objective is to offer a sustainable and economical alternative for small local producers.