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Table 4 Sources of variation (two-way ANOVA, field experiment 2015)

From: Improving fertilizer-depot exploitation and maize growth by inoculation with plant growth-promoting bacteria: from lab to field

 

SPAD 68 DAS

Stem Ø 68 DAS (mm)

Height 71 DAS (cm)

Biomass F. M. (Mg ha−1)

Biomass D. M. (Mg ha−1)

NH4

0.0087

0.0011

0.0071

0.0264

NS

Broad

53.5 a

24.7 a

230.8 a

55.1 a

19.6

Depot

52.1 b

23.4 b

222.7 b

52.1 b

18.6

BE_Band

NS

NS

NS

0.0635

0.0364

NoBE

52.8

24.0

224.3

51.9

18.8 b

BE1

52.4

23.9

226.4

55.6

20.3 a

BE2

53.2

24.2

229.5

53.2

18.3 b

NH4*BE_Band

NS

NS

NS

NS

NS

  1. DAS days after sowing, SPAD estimate of leaf N concentration, Stem Ø stem diameter, Height plant height, P values are in italics, NS no significant difference when P ≥ 0.1; P < 0.1 is bold italics; Means not sharing the same letters are significantly different from each other, Tukey test α = 0.05; NH4-Broad starter fertilizer as di-ammonium phosphate (DAP) followed by broadcast and incorporation of stabilized (NH4)2SO4 before sowing, NH4-Depot starter DAP, and subsurface placement of concentrated stabilized (NH4)2SO4 solution in water at 10 cm soil depth at 4–5 leaf stage; BE bio-effector, BE1 Pseudomonas sp. DSMZ 13134; BE2 Bacillus amyloliquefaciens FZB42, Biomass above-ground biomass (BBCH 85-87)