Research Article

Performance of Sorghum Varieties under Variable Rainfall in Central Tanzania

Table 9

Occurrences of dry spells during March and April and their relationship to simulated grain yields at Hombolo.

Years with the lowest yieldsYears with the highest yields
1998200119992008
MARAPRMARAPRMARAPRMARAPR

DEKAD123123123123123123123123
5-day
10-day
Yield (t/ha)0.48–0.570.54–0.582.65–2.882.82–2.84
Rain (mm)38.898.966.463.2211.6117182.142.3
Rainy days68681251011

√ indicates occurrence of a dry spell in a decade (10-day interval) within a month.