Effect of Presprouting Plant Growth Regulators and Natural Materials on Dormancy, Growth, and Yield of Potatoes (Solanum tuberosum L.)
Table 9
Means effects of plant growth regulators and natural materials on plant height and number of stems at different weeks after planting.
Treatments
Week 3
Week 4
Week 5
Overall mean (cm)
Plant height (cm)
Grass
39.14a
60.02a
73.65a
57.60
BL
40.49a
60.02a
75.86a
58.79
Soil
35.56b
55.49b
69.94b
53.66
BAP
31.68c
50.41c
65.19c
49.09
GA3
32.51c
53.56bc
68.23c
51.43
Zeatin
31.22c
52.54bc
66.68c
50.15
Control
19.19d
39.94d
51.37d
36.83
LSD
3.00
3.21
3.21
Variety
Season
Site
Seasonvariety
ns
ns
ns
Sitevariety
ns
ns
Number of stems
Grass
2.83a
3.64a
4.42a
3.63
BL
3.03a
3.61a
4.40a
3.68
Soil
2.43b
3.28ac
4.16ab
3.29
BAP
2.65ab
3.14c
3.46c
3.08
GA3
2.67ab
3.43ac
3.95b
3.35
Zeatin
2.34 b
3.25c
3.77bc
3.12
Control
1.50c
1.80d
2.33d
1.88
LSD
0.38
0.38
0.41
Variety
Season
ns
ns
ns
Site
Seasonvariety
ns
ns
ns
Sitevariety
ns
ns
ns
Key: means followed by the same letter in the same column are not significantly different (), BL: banana leaves, GA3: Gibberellins, BAP: 6-Benzylaminopurine.
