Table 2 Analysis of variance for the effects of BD, cultivar and position and their interactions on chemical components.

From: Effects of enzymatic browning reaction on the usability of tobacco leaves and identification of components of reaction products

Effect/contrast

DF

Starch

Total sugar

Reducing sugar

Protein

Total nitrogen

Nicotine

Total polyphenols

------------------------------Probability of a greater F value------------------------------

Browning degree (B)

3

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

0.2431

<0.0001

Variety (V)

2

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

Position (P)

2

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

BV

6

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

0.0437

0.0003

BP

6

<0.0001

<0.0001

0.0027

<0.0001

<0.0001

0.4859

<0.0001

VP

4

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

BVP

12

<0.0001

<0.0001

<0.0001

<0.0001

<0.0001

0.2211

0.0002