Effect of Presprouting Plant Growth Regulators and Natural Materials on Dormancy, Growth, and Yield of Potatoes (Solanum tuberosum L.)

Table 10

Means of three potato varieties on plant height and number of stems at different weeks after planting.

Varieties	Week 3	Week 4	Week 5	Overall mean (cm)
Plant height (cm)
Shangi	43.76a	63.06a	74.02a	60.28
Kenya Karibu	27.47b	48.41b	64.64b	46.84
Dutch Robijn	27.26b	47.95b	63.16b	46.12
Mean	32.83	53.14	67.27
LSD	5.33	8.25	8.42
CV	19.65	12.98	10.28
Seasonvariety	ns	ns	ns
Sitevariety		ns	ns
Number of stems
Shangi	2.84a	3.50a	4.11a	3.48
Kenya Karibu	1.91b	2.39b	2.94b	2.41
Dutch Robijn	2.73a	3.60a	4.31a	3.55
Mean	2.49	3.16	3.78
LSD	0.60	0.57	0.61
CV	33.11	26.08	23.23
Seasonvariety	ns	ns	ns
Sitevariety	ns	ns	ns

Key: means followed by with the same letter in the same column are not significantly different ().