Effect of Tuber Size and Intra-Row Spacing on the Yield and Quality of Potato (Solanum tuberosum L.) Varieties

Table 7

Interaction effects of variety, intra-row spacing, and tuber size on quality-related parameters of potato in 2013/2014 at Nono Benja.

Treatments			Quality parameters
Variety	Intra-row spacing (cm)	Tuber size (g)	LT (t/ha)	MT (t/ha)	ST (t/ha)
Jalenie	20	20–35	4.77^q	3.06^n-u	3.82^h-k
		36–50	6.48^g-o	5.07^g-k	5.00^c-f
		51–65	6.40^h-p	5.22^e-j	4.96^c-g
		66–80	6.25^h-p	6.20^b-h	4.58^d-i
		81–95	7.32^e-j	4.24^j-o	8.59^a
	25	20–35	6.16^i-q	3.33^n-t	5.16^b-e
		36–50	6.40^h-p	5.80^d-i	4.91^c-g
		51–65	6.06^j-q	6.97^a-d	5.42^bcd
		66–80	7.04^f-m	8.04^a	4.83^c-g
		81–95	7.35^e-j	6.25^b-g	5.88^b
	30	20–35	5.56^m-q	4.82^g-m	4.21^f-j
		36–50	5.68^k-q	6.62^a-e	4.41^e-j
		51–65	5.97^j-q	6.66^a-d	5.61^bc
		66–80	10.14^a	6.03^c-h	4.12^g-j
		81–95	5.13^opq	4.95^g-l	3.69^jk
	35	20–35	5.41^n-q	3.70^k-q	4.28^f-j
		36–50	6.40^h-p	7.24^abc	4.68^d-h
		51–65	6.25^h-p	6.52^b-f	4.64^d-h
		66–80	7.42^e-j	6.90^a-d	5.61^bc
		81–95	5.59^l-q	5.15^f-j	4.12^g-j
	40	20–35	6.24^h-q	7.04^a-d	4.62^bc
		36–50	4.96^pq	4.41^i-n	3.71^ijk
		51–65	5.03^opq	4.78^h-m	3.69^jk
		66–80	6.34^h-p	7.58^ab	4.65^d-h
		81–95	5.14^opq	4.80^h-m	3.81^h-k
Gudenie	20	20–35	4.99^pq	1.49^v	2.11^l
		36–50	7.32^e-j	2.12^s-v	2.94^kl
		51–65	7.70^d-h	2.39^p-v	2.79^l
		66–80	7.07^f-l	2.29^q-v	2.80^l
		81–95	6.77^g-n	1.91^tuv	2.31^l
	25	20–35	7.27^e-j	2.23^r-v	2.49^l
		36–50	6.23^h-q	1.69^uv	2.31^l
		51–65	9.51^abc	3.62^l-r	2.65^l
		66–80	10.18^a	2.62^p-v	2.51^l
		81–95	7.00^f-m	2.23^r-v	2.45^l
	30	20–35	7.27^e-j	2.38^q-v	2.76^l
		36–50	9.61^abc	3.13^n-t	2.38^l
		51–65	10.00^ab	2.92^o-v	2.16^l
		66–80	6.90^f-m	2.03^s-v	2.18^l
		81–95	7.95^d-g	2.62^p-v	2.31^l
	35	20–35	7.44^e-j	2.31^q-v	2.55^l
		36–50	7.58^e-j	2.31^q-v	2.23^l
		51–65	7.31^e-j	2.35^q-v	2.16^l
		66–80	9.10^a-d	3.02^n-u	2.66^l
		81–95	7.09^f-k	2.35^q-v	2.34^l
	40	20–35	6.70^g-n	2.83^o-v	2.69^l
		36–50	7.18^e-j	2.81^o-v	2.39^l
		51–65	9.47^abc	3.82^j-p	2.44^l
		66–80	8.29^c-f	3.19^n-t	2.27^l
		81–95	8.61^b-e	3.39^p-v	2.69^l
SEM			0.53	0.52	0.31
CV (%)			13.0	22.0	14.9
LSD (5%)			1.47	1.46	0.87

Means with the same letter (s) in a column of a variable were not significantly different at . LT = mean yield of large tuber, MT = mean yield of medium tuber, ST = mean yield of small tuber, SEM = standard error mean, CV = coefficient of variation, and LSD = least significance difference.