· a rapid growth rate,
· ability to withstand frequent cutting,
· good coppicing ability (regrowth after cutting),
· ease of establishment from seeds or cuttings,
· nitrogen fixing capacity,
· deep-rooted with a different root distribution to the crop,
· multiple uses such as forage and firewood,
· ability to withstand environmental stresses such as drought, waterlogging, and extremes of pH,
· high leaf to stem ratio,
· small leaves or leaflets,
· dry season leaf retention and
· freedom from pests and diseases.
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