Table 1. Tree seedlinαs counted in common ROW Dlant cover tvoes in 1984, 1985 and 1986

Cover type	Dominant species 1986	Cover value %	Year	Number tree seedlings per acre Height class		Total
Cover type	Dominant species 1986	Cover value %	Year	1 ft.	1-3 ft.	Total
	Resistant to tree invasion
1. Grass-shrub (Fescue-dewberry)	Fescue grass	88	1984	0	0	0
	Poverty grass	15	1985	0	0	0
	Bear Oak	38	1986	0	0	0
	Dewberry	38
	Blackberry	15
2. Herb-grass(Hayscented fern-poverty grass)	Hayscented fern	38	1984	0	0	0
	Sheep sorrel	38	1985	0	0	0
	Poverty grass	15	1986	0	0	0
3. Shrub-grass(Blueberry-fescue)	Blueberry	63	1984	0	0	0
	Bear oak	15	1985	0	0	0
	Fescue grass	38	1986	0	0	0
	Dewberry	38
	Witchhazel	38
4. Grass-herb(Poverty grass-loosestrife)	Poverty grass	83	1984	0	0	0
	Panic grass	15	1985	40	0	40
	Loosestrife	15	1986	0	0	0
5. Grass-shrub(Fescue-witchhazel)	Fescue grass	87	1984	0	40	40
	Panic grass	15	1985	40	40	80
	Witchhazel	38	1986	0	0	0
6. Herb-grass(Goldenrod-fescue)	Goldenrod	58	1984	0	0	0
	Fescue	15	1985	40	0	40
			1986	0	0	0
	Not resistant to tree invasion
1. Shrub-herb(Witchhazel-blackberry)	Witchhazel	68	1984	0	400	400
	Blackberry	38	1985	200	200	400
	Sheep sorrel	38	1986	200	500	700
	Hayscented fern	38
2. Shrub-herb(Blackberry-bracken)	Blackberry	63	1984	0	0	0
	Blueberry	38	1985	160	40	200
	Dewberry	38	1986	80	40	120
	Sweetfern	15
	Bracken	15
	Goldenrod	15
	Vernal sedge	15
3. Shrub-grass(Blackberry-poverty)grass)	Blackberry	63	1984	0	0	0
	Poverty grass	63	1985	80	80	160
	Goldenrod	15	1986	80	120	200
4. Shrub-herb(Dewberry-hayscented fern)	Dewberry	63	1984	0	0	0
	Blackberry	15	1985	280	120	400
	Blueberry	15	1986	280	40	320
	Hayscented fern	38
5. Tree-shrub(Tree sprouts-blueberry)	Tree sprouts	80	1984	1240	0	1240
	Blueberry	53	1985	3520	1960	5480
	Dewberry	15	1986	1120	2040	3160
	Bracken	38
	Vernal sedge	15
	Loosestrife	3
6. Tree-shrub(Tree sprouts-dewberry)	Tree sprouts	105	1984	80	320	400
	Dewberry	88	1985	200	240	440
	Blueberry	38	1986	120	200	320