Allometric Equations for Estimating Silk Oak (Grevillea robusta) Biomass in Agricultural Landscapes of Maragua Subcounty, Kenya

Table 5

Percentage contribution to total tree biomass among tree components in the different AEZ.

Zone	Stem	Branches	Foliage	AGB	BGB
UM 1	59.30	13.99	8.73	82.02	17.98
UM 2	59.85	12.93	5.17	77.95	22.05
UM 3	54.31	15.01	6.55	75.86	24.13
UM 4	55.85	14.20	7.27	77.36	22.65
Total	56.89	14.11	6.67	77.74	22.33