Table 2.

Potential traits/characters for screening legumes for drought resistance.

Legume Crops	Trait	Reference
Soybean	Water use efficiency, root architecture	[135]
	100-grain weight	[67]
	Lateral root thickness	[136]
	Presence of dense leaf pubescence	[137]
	Carbohydrate storage and remobilization	[138]
Chickpea	Prolific root system, Rooting depth, root length	[128,139]
	Shoot biomass, leaf area index, canopy temperature decrease	[140]
	Smaller leaf area	[141]
	Grain size, early maturity and short stature	[142]
Cowpea	Short duration and erect plant type	[86]
Common bean	Leaf RWC	[143]
	Deeper and vigorous roots	[144]
	Canopy biomass, pod partitioning index, stem biomass reduction and pod harvest index	[145]
Pigeonpea	Root and shoot biomass	[146]
	Leaf area maintenance	[147]
Mungbean	Dry matter partitioning	[148]
Faba bean	vigorous growth	[149]
	Root growth	[150]
Lentil	Dry root weight and root length	[133]