A crop (e.g. grass) that produces residues that serve as mulch. (FAO, 2016. Save and Grow in Practice: Maize, Rice, Wheat. A Guide to Sustainable Cereal Production http://www.fao.org/3/a-i4009e.pdf Cited 14 April 2023.)
Note
Crops incorporated into the soil while green or soon after maturity to improve the soil
Leafy vegetables include, but are not limited to, all varieties of lettuce, spinach, cabbage, chicory, endive, radicchio, and fresh herbs such as coriander, cilantro, basil, betel leaf (Piper betle), curry leaf (Murrayakoenigii), fenugreek leaves, Colocasia leaves and parsley. (FAO & WHO. 2017. Code of Hygienic Practice for Fresh Fruits and Vegetables. Codex Code of Practice, No. CXS 53-2003. Rome. https://www.fao.org/fao-who-codexalimentarius)