Table 1 Output of three-way ANOVA on the effects of the year (Y), Hybrid (H), planting density (PD), and their interactions.

From: Maize grain yield enhancement in modern hybrids associated with greater stalk lodging resistance at a high planting density: a case study in northeast China

 

Y

C

PD

Y × C

Y × PD

C × PD

Y × C × PD

GY

ns

*

**

ns

ns

***

ns

LR

*

***

***

ns

**

ns

ns

ENPS

*

*

**

*

ns

ns

*

KNPE

ns

ns

**

ns

ns

ns

ns

HGW

**

*

**

ns

ns

**

ns

PH

ns

*

ns

ns

ns

**

ns

EH

ns

**

*

ns

ns

*

ns

GH

ns

*

ns

ns

ns

*

ns

DWPU

ns

*

***

ns

ns

ns

ns

CL

ns

ns

*

ns

ns

ns

ns

CSA

ns

ns

*

ns

ns

ns

ns

SBS

ns

**

**

ns

ns

ns

ns

Cellulose

ns

**

*

ns

ns

**

ns

Lignin

ns

*

*

ns

**

**

ns

  1. GY, grain yield; LR, lodging rate; ENPS, ear number per ha; KNPE, kernel number per ear; HGW, 100-grain weight; PH, plant height; EH, ear height; GH, gravity height; DWPU, dry weight per unit length; CL, culm length; CAS, stem cross-section area; SBS, stem bending strength; Cellulose, cellulose content; Lignin, lignin content.
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