Performance of Sorghum Varieties under Variable Rainfall in Central Tanzania

Table 3

Statistical characteristics and trends of onset date, cessation date, and LGP at five stations over the period 1961–2010 in central Tanzania.

Station	Statistics	Dodoma	Mpwapwa	Hombolo	Manyoni	Singida
Onset	Median	Dec 13	Dec 7	Dec 7	Dec 1	Nov 26
	Slope	0.00
	SD	11.311	14.252	14.870	14.361	14.582
	Cessation	Median	Apr 18	Apr 13	Apr 5	Apr 14	Apr 30
Slope		0.000		0.029		0.303
SD		10.252	16.041	11.054	14.281	16.711
LGP (days)		Median	124	122	123	141	145
	Slope	0.000		0.434	0.000	0.692
	CV (%)	12.510	13.711	14.281	13.511	15.982

is Mann-Kendall trend test, slope (Sen’s slope) is the change (days)/annum; is statistically significant at 0.05 probability level; ns is nonsignificant trend; SD is standard deviation; CV is coefficient of variation.