Table 2.

Estimates of Nuclear DNA Content and Copy Numbers of Ty3/gypsy and Ty1/copia Sequences in Individuals from Helianthus annuus, H. petiolaris, and Natural Hybrid Populations

County			Nuclear DNA Content (pg/2C Genome)				Ty3/gypsy Copy Number				Ty1/copia Copy Number
	Population		Mean	SD	F	P	Mean	SD	F	P	Mean	SD	F	P
El Paso Co., Colorado	ElP-A	H. annuus	7.32	0.274	30.141	<0.0001	53,369	3,609	34.541	<0.0001	57,134	3,915	26.517	<0.0001
	ElP-HP1	Hybrids	7.04	0.426			26,019	3,228			30,292	3,502
	ElP-P	H. petioralis	6.66	0.192			9,804	3,609			25,131	3,915
Keith Co., Nebraska	Kei-A	H. annuus	7.31	0.424	7.326	0.0002	62,376	3,403	31.213	<0.0001	53,261	3,691	11.029	<0.0001
	Kei-HP1	Hybrids	6.95	0.376			13,457	3,609			23,957	3,915
	Kei-HP2	Hybrids	7.03	0.275			35,495	4,168			23,422	4,521
	Kei-P	H. petioralis	6.85	0.276			12,187	3,228			29,565	3,502
Sandoval Co., New Mexico	San-A	H. annuus	7.38	0.253	27.182	<0.0001	37,664	3,228	27.163	<0.0001	21,590	3,691	22.646	<0.0001
	San-HP1	Hybrids	7.09	0.345			24,454	3,403			21,889	3,691
	San-P	H. petioralis	6.79	0.277			12,249	3,609			14,626	3,915
Quay Co., New Mexico	Qu-A	H. annuus	7.69	0.247	7.365	<0.0001	34,288	3,858	6.382	0.0005	36,446	3,502	3.354	0.0197
	Qu-HP1	Hybrids	7.67	0.345			22,658	3,609			23,914	3,691
	Qu-HP2	Hybrids	7.50	0.387			24,177	3,403			14,135	3,915
	Qu-HP3	Hybrids	7.39	0.435			16,784	3,403			35,302	4,186
	Qu-P	H. petioralis	7.29	0.234			7,243	3,609			21,356	3,915
Barton Co., Kansas	Bar-A	H. annuus	7.50	0.425	35.55	<0.0001	39,492	3,078	39.923	<0.0001	56,944	3,339	11.677	0.0001
	Bar-HP1	Hybrids	7.33	0.398			32,176	2,283			46,991	2,476
	Bar-P	H. petioralis	6.72	0.202			8,259	3,078			30,929	3,339