Can Leguminous Cover Crops Partially Replace Nitrogen Fertilization in Mississippi Delta Cotton Production?

Figure 2

Nitrogen content of cotton leaf at flowering as affected by N rate and cover crop black bars no cover crop, light grey bars Austrian winter pea, dark grey bar hairy vetch, (a) = 2005, (b) = 2006, and (c) = 2007.

(a)

(b)

(c)