Evaluation of New Canal Point Sugarcane Clones
1997-98 Harvest Season

Table 9. Theoretical recoverable yields of 96° sugar (in kg per metric ton of cane--KS/T) from first-ratoon cane on Dania muck, Lauderhill muck, Pahokee muck, and Pompano fine sand

Clone	Mean yield by soil type, farm, and sampling date							Stability- safety index*	Mean yield, all farms
	Dania muck		Lauderhill muck			Pahokee muck	Pompano fine sand
	Knight 12/10/97	Okee- lanta 12/31/97	SFCW 12/8/97	Duda 1/22/98	Wedg- worth 2/6/98	SFCE 1/16/97	Lykes 11/27/96
CP 92-1641	106.3	131.5	118.4	114.5	130.8	125.1	122.2	70.1	121.2
CP 92-1647	108.4	123.8	106.9	121.2	117.5	118.6	123.1	74.6	117.1
CP 92-1607	106.9	130.3	114.5	107.0	118.3	120.1	120.3	70.9	116.8
CP 70-1133	113.9	124.3	113.1	113.6	111.6	112.4	119.7	74.4	115.5
CP 92-1561	107.6	121.0	112.9	107.8	114.2	112.7	123.2	76.4	114.2
CP 92-1213	110.1	124.4	96.4	117.6	116.4	118.5	115.9	55.6	114.2
CP 92-1320	100.5	121.6	113.7	113.1	113.4	108.7	117.0	73.1	112.6
CP 92-1435	98.0	116.1	110.5	112.1	113.5	113.7	110.9	66.7	110.7
CP 92-1666	101.7	115.4	102.8	107.9	113.9	110.4	118.4	73.9	110.1
CP 92-1640	103.9	118.0	107.4	108.6	106.5	97.9	119.4	60.2	108.8
CP 92-1167	105.0	107.4	95.4	106.0	115.7	115.4	108.0	47.3	107.5
CP 92-1684	103.5	118.5	114.1	101.9	110.5	83.1	119.8	22.3	107.3
Mean†	105.5	121.0	108.8	110.9	115.2	111.4	118.2	63.8	113.0
LSD (p=0.1)	11.1	9.6	11.9	8.4	4.8	9.3	9.1		5.1
CV (%)‡	12.6	9.5	13.1	9.1	5.0	10.0	9.3		10.0

*Stability-safety index for each clone is calculated at p=0.01 by Eskridge's method and use of Shukla's stability-variance parameter.

†LSD for location means=2.8 KS/T at p=0.10.

‡CV=coefficient of variation.

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United States Department of Agriculture
Agricultural Research Service

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Original posting: April 19, 1999.