Table 3.

Proc Mixed results (F values) of effects of percentages of AMF colonization in roots (presence of AMF hyphae, arbuscules, and/or vesicles per 100 intersects) on maize growth (root dry weight, shoot dry weight, leaf chlorophyll content, ear number, and ear dry weight) at 60-day, 90-day, and 130-day harvests

Growth response	df	F value	P valuea
60-day harvest
Root biomass	1,51	0.20	0.66
Shoot biomass	1,51	0.21	0.65
Leaf Chl content	1,52	1.05	0.31
90-day harvest
Root biomass	1,167	0.03	0.87
Shoot biomass	1,168	0.59	0.44
Leaf Chl content	1,169	1.81	0.18
Ear no.	1,168	0.17	0.68
130-day harvest
Root biomass	1,89	0.31	0.58
Shoot biomass	1,89	0.01	0.94
Leaf Chl content	1,90	4.61	0.03*
Ear no.	1,89	0.11	0.74
Ear wt	1,88	1.50	0.22

^a*, P ≤ 0.05.