Table 4: Grain sorghum response to row spacing and plant populations under dryland conditions.

Row spacing (cm)Plant population Heads/plant Number of seed/head Weight of 1,000 seed (g) Yield (kg/ha)
(1000s/ha) 20002001 2000 20012000200120002001

38 170–2000.930.79744 1234 25.314.046101665
210–2400.910.81702 969 24.813.346301726

76 170–2000.950.80846 1220 28.515.346662104
210–240 0.961.03772 733 27.415.745762104

LSD (0.05)NS0.18 NS NS 2.1 2.4 NS 339