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

Table 6

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

Treatments			Yield parameters
Variety	Intra-row spacing (cm)	Tuber size (g)	MTY (t/ha)	UMTY (t/ha)	TTY (t/ha)	TN	ATW (g)
Jalenie	20	20–35	11.64^i-l	5.01^ghi	16.65^l-r	6.46^i-q	47.51^vwx
		36–50	16.55^b-f	7.24^abc	23.80^abc	6.31^k-r	49.45^r-u
		51–65	16.58^b-f	7.46^ab	24.05^abc	6.67^g-o	51.90^mno
		66–80	17.04^a-d	6.49^cd	23.52^a-d	7.64^b-f	56.72^efg
		81–95	16.76^b-f	7.52^a	24.38^ab	8.32^ab	56.03^f-i
	25	20–35	14.66^c-h	6.43^cde	21.09^a-j	7.38^c-h	55.20^g-k
		36–50	15.14^c-g	6.29^cdef	23.40^a-d	7.18^e-k	56.59^fgh
		51–65	17.12^a-f	4.76^f-l	19.91^d-m	6.63^g-o	55.74^g-j
		66–80	19.93^a	4.91^f-k	24.84^a	8.63^a	53.69^klm
		81–95	19.48^ab	5.06^ghi	24.54^ab	8.21^abc	50.82^o-s
	30	20–35	13.77^c-j	3.49^m-s	18.08^h-q	6.91^e-m	51.13^o-r
		36–50	14.59^c-i	4.63^h-m	19.22^e-o	7.35^c-i	56.80^efg
		51–65	15.83^c-f	3.56^m-s	19.39^e-n	6.83^f-n	57.76^def
		66–80	17.00^a-f	2.22^uv	19.22^e-o	7.53^b-g	66.05^a
		81–95	19.57^ab	2.15^v	21.82^a-h	7.16^e-k	54.22^jkl
	35	20–35	13.39^d-j	3.51^m-s	16.90^l-r	6.30^k-r	52.13^m-o
		36–50	17.41^a-f	3.63^m-s	21.95^a-g	6.95^e-l	53.03^l-o
		51–65	18.32^a-d	2.88^q-v	20.28^c-l	7.38^c-h	54.59^i-l
		66–80	19.43^ab	4.22^i-o	24.15^ab	7.80^a-e	56.17^f-i
		81–95	14.88^c-h	2.82^r-v	17.69^i-r	7.24^d-j	58.99^d
	40	20–35	13.08^e-k	4.44^h-n	22.35^a-f	5.87^o-t	48.76^tuv
		36–50	13.50^c-j	2.46^h-m	15.54^o-r	6.30^k-r	49.92^p-t
		51–65	13.74^c-j	2.70^s-v	16.19^m-r	6.24^k-r	50.15^p-t
		66–80	17.91^a-e	3.97^k-p	22.55^a-e	8.23^abc	50.74^o-s
		81–95	18.58^abc	2.82^r-v	21.40^a-i	6.81^f-n	51.24^opq
Gudenie	20	20–35	8.58^l	5.60^c-g	14.18^r	4.37^v	43.67^z
		36–50	12.39^f-k	5.42^fgh	17.81^i-r	6.17^l-r	43.73^z
		51–65	12.88^e-k	5.19^gh	18.07^h-q	5.84^o-t	43.75^z
		66–80	12.17^f-k	4.38^h-n	16.55^l-r	6.43^j-q	43.81^z
		81–95	10.98^i-l	4.33^h-o	15.31^pqr	6.00^m-s	44.77^yz
	25	20–35	10.23^kl	4.97^f-j	15.20^pqr	5.43^r-u	43.73^z
		36–50	11.68^h-l	4.38^h-n	16.06^n-r	5.18^s-v	43.71^z
		51–65	12.00^f-k	5.41^efg	17.41^j-r	6.48^h-q	43.52^z
		66–80	14.63^c-h	4.18^i-o	18.81^e-p	8.16^a-d	43.71^z
		81–95	16.44^b-f	4.36^h-n	20.80^n-s	5.71^p-u	44.58^yz
	30	20–35	11.10^i-l	4.41^h-n	15.51^o-r	6.14^l-r	47.73^uvw
		36–50	12.41^f-k	4.24^h-o	16.65^l-r	7.17^e-k	50.85^o-s
		51–65	15.08^c-g	3.56^m-s	18.64^f-q	7.76^a-e	52.00^mno
		66–80	15.13^c-g	2.86^q-v	17.99^i-q	6.63^g-o	54.92^h-k
		81–95	12.88^e-k	3.81^k-q	16.69^l-r	6.61^h-p	62.94^b
	35	20–35	11.81^h-k	4.61^h-m	16.42^m-r	5.86^o-t	45.90^xy
		36–50	12.12^f-k	4.01^j-p	16.14^m-r	5.68^q-u	49.15^s-v
		51–65	12.30^f-k	3.76^m-r	16.06^n-r	5.23^s-v	49.52^q-t
		66–80	14.79^c-h	3.55^m-s	18.34^g-q	7.60^b-f	58.46^de
		81–95	11.78^h-l	3.15^p-u	14.92^qr	5.77^o-t	60.83^c
	40	20–35	12.23^f-k	3.64^m-s	15.87^n-r	4.83^uv	46.71^wx
		36–50	12.39^f-k	3.51^m-s	15.90^n-r	5.03^tuv	49.61^q-t
		51–65	13.76^c-j	3.39^o-u	17.15^k-r	6.00^n-s	51.42^nop
		66–80	15.72^c-f	2.73^s-v	18.49^g-q	6.49^h-q	51.61^mnop
		81–95	14.70^c-h	3.47^n-s	18.17^h-q	6.50^h-q	52.19^mno
SEM			1.12	0.34	1.35	0.33	0.63
CV (%)			13.2	13.7	12.2	8.5	2.1
LSD (5%)			3.15	0.96	3.78	0.91	1.77

Means with the same letter (s) in a column of a variable were not significantly different at . MTY = marketable tuber yield, UMTY = unmarketable tuber yield, TTY = total tuber yield, TN = tuber number per plant, ATW = average tuber weight, SEM = standard error mean, CV = coefficient of variation, and LSD = least significance difference.