Productivity and Water Use Efficiency of Sorghum [Sorghum bicolor (L.) Moench] Grown under Different Nitrogen Applications in Sudan Savanna Zone, Nigeria

Figure 1

Calculated daily reference evapotranspiration , minimum temperature , maximum temperature , and rainfall during the growing seasons of (a) BUK, 2014; (b) BUK, 2015; (c) Minjibir, 2014; and (d) Minjibir, 2015.

(a)

(b)

(c)

(d)