Table 1. Bird populations on the Allegheny and Piedmont ROW treatment units in June and August 1987 and 1988. All treatments were applied in July 1987.

Treatment	Zone	Allegheny ROW				Piedmont ROW
		1987		1988		1987		1988
		June	Aug.	June	Aug	June	Aug.	June	Aug
		No. birds per acre per day
Handcutting	Wire	2.3	0.2	0.8	0.8	6.8	0.3	1.4	0.2
	Border	3.4	5.9	6.3	3.6	4.9	2.4	2.7	1.5
	Entire ROW	2.9	3.1	3.6	2.2	5.9	1.4	2.1	0.9
Mowing	Wire	2.3	4.3	1.3	6.7	10.2	0.2	1.4	0.9
	Border	4.9	14.1	9.2	17.6	4.9	5.7	6.2	7.4
	Entire ROW	3.6	9.2	5.3	12.2	7.6	3.0	3.8	4.0
Mowing plus herbicide	Wire	5.3	1.2	0.7	1.0	7.9	5.7	2.0	0.6
	Border	3.3	11.2	8.6	9.3	5.6	12.0	7.2	7.3
	Entire ROW	4.3	6.2	4.7	5.2	6.2	8.9	4.1	4.0
Selective basal spray	Wire	5.6	9.3	5.1	9.3	-	-	-	-
	Border	5.2	14.8	6.6	10.9	-	-	-	-
	Entire	5.4	12.1	5.9	10.1	-	-	-	-
Stem-foliage spray	Wire	3.9	12.7	1.1	5.5	5.7	7.3	7.4	6.8
	Border	2.8	9.1	4.2	9.7	3.7	7.3	5.5	6.1
	Entire ROW	3.4	10.9	2.7	7.6	4.7	7.3	6.5	6.5
Foliage spray	Wire	1.5	8.2	1.0	6.1	8.8	20.6	4.9	10.7
	Border	2.4	6.9	4.2	7.5	3.2	5.9	7.9	7.4
	Entire ROW	2.0	7.6	2.6	6.8	6.0	13.2	6.4	8.9