1. Appendix A.
Weekly litterfall collections of manganese, magnesium, potassium, strontium, and calcium for three species in two sites at the Hubbard Brook Experimental Forest. Lines are shown only for significant slopes (p<0.05) based on simple linear regressions.

2. Species and Site Date K (mg/g) Mg (mg/g) Mn (mg/g) Sr (mg/g) Ca (mg/g)
F. grandifolia BB
9/23
3.199
1.637
0.429
0.020
9/30
4.202
1.896
0.452
0.025
10/6
3.567
1.289
0.021
10/13
3.813
1.293
0.422
10/21
3.889
1.315
0.490
0.022
10/27
4.264
1.520
0.427
0.024
A. saccharum BB
3.905
0.806
0.388
0.017
5.335
0.561
0.409
0.015
3.933
0.726
0.405
4.196
0.848
0.505
0.027
3.159
0.961
0.486
0.031
4.012
1.395
0.667
0.039
B. alleghaniensis BB
5.235
2.836
0.562
0.042
6.317
2.299
0.506
5.813
2.454
0.498
0.040
5.563
2.412
0.532
0.041
3.250
2.414
0.451
0.046
4.780
2.954
0.531
0.060
F. grandifolia W1
4.382
1.156
0.513
0.014
4.008
1.316
0.476
4.392
1.131
0.511
A. saccharum W1
3.509
0.647
0.385
4.261
0.512
0.493
0.023
3.742
0.540
0.565
3.536
0.550
0.608
0.029
3.132
0.659
0.651
0.036
3.974
0.764
0.728
B. alleghaniensis W1
5.525
1.770
0.416
0.033
5.409
1.711
0.426
0.030
6.233
1.742
0.402
0.034
5.780
1.823
0.431
3.713
1.727
0.481
5.345
2.053
0.586
0.050