. 2015 Mar 23;10(3):e0121828. doi: 10.1371/journal.pone.0121828

Table 2. ANOVAs of effects of nine treatment-incubation period combinations (NINW-0 MPI, IW-0.5 MPI, IW-1 MPI, IW-1.5 MPI, IW-2 MPI, NIW-0.5 MPI, NIW-1 MPI, NIW-1.5 MPI, NIW-2 MPI), stem location (2, 0, -2 cm), and their interaction on the percentages of xylem vessels partially or fully-occluded by tyloses or gels.

Effect	Num DF ^a	Den DF ^b	F values ^c
Effect	Num DF ^a	Den DF ^b	Partial tyloses	Partial gels ^0.5	Full tyloses ^0.5	Full gels ^0.5
Location	2	36	8.76^**	32.33***	23.25***	8.67^**
Treatment-incubation period	8	18	1.35	1.81	1.60	3.84^**
Treatment- incubation period × Location	16	36	2.60^*	1.85^*	1.66	0.90

^aNum DF = Numerator degrees of freedom

^bDen DF = Denominator degrees of freedom.

^c*, **, and ** denotes significance at P = 0.05, P = 0.001, and P < 0.0001, respectively.