Table 5 Summary of maize yield trend statistics by district in lower eastern Kenya (1979–2009)
From: Effects of climate variability on maize yield in the arid and semi arid lands of lower eastern Kenya
District | Gradient (kg/ha/year) | a-value (intercept) | R 2 | Sig | Remarks |
|---|---|---|---|---|---|
Machakos | −58.5 | 47,336 | 0.12 | 0.065 | Negative trend |
Kitui | −30.1 | 24,588 | 0.14 | 0.36 | Negative trend |
Mwingi | −18.2 | 14,964 | 0.023 | 0.84 | Negative trend |
Makueni | −21.8 | 17,855 | 0.031 | 0.286 | Negative trend |