1. Online statistical database: production - value of agricultural production;FAOSTAT,2018
2. Save and grow in practice: maize, rice and wheat, a guide to sustainable cereal production;FAO,2016
3. Crops that feed the world 7: rice;Seck;Food Security,2012
4. Save and Grow: a policymaker's guide to the sustainable intensification of smallholder crop production;FAO,2011
5. Status of pesticides pollution in Tanzania – a review;Elibariki;Chemosphere,2017