Supplementary tables and figures

Table A. Parameters used to estimate NPPfineroot through the mass balance approach presented in

the manuscript. Mean values for both plots in each site plus/minus standard errors are presented.

Site Rh(Mg C ha-1 yr-1)

Litterfall( Mg C ha-1 yr-1)

MortAG

( Mg C ha-1 yr-1)NPPbranchfall

(Mg C ha-1 yr-1)Fcwd MortBG

( Mg C ha-1 yr-1)

AC 3.23±0.56 2.41±0.220 0 0.038±0.008 0.25±0.25 0

AA 2.99±0.33 1.21±0.064 0.66±0.33 0.270±0.11 0.25±0.25 0.045±0.041

Table B. Soil characteristics and nutrient composition in the upper horizons at plots AC1 and

AC2 at the Alerce Costero site and plots AA1 and AA2 at the Alerce Andino site. Values shown

are the averages of the soil profiles obtained in each plot

Plot Effective Soil

deptha

(cm)

Surface horizon depth(cm)

Bulk density(g/cm3)

pH SOMb

%C/N N

(%)P

(Olsen)(ppm)

K(ppm)

Ca(ppm)

Mg(ppm)

Na(ppm)

Alc

(ppm)

AC1 63 23 0.75 4.09 9.57 34.5 0.17 3.1 72 100 71 28 715AC2 43 16 0.70 4.11 10.06 32.7 0.18 3.1 94.3 114.3 63.3 25.3 893AA1 72 18 0.16 4.23 78.70 113.2 0.40 5.2 470 510 204 94 410AA2 94 20 0.22 4.32 59.99 83 0.43 7.2 553 700 239 97 303

a: Soil depth where roots can potentially develop and extract water and nutrients without any apparent physical or chemical restriction.b: Soil organic matterc: Exchangeable Al

Table C. Volume equations used for Fitzroya trees in Alerce Costero (AC) and Alerce Andino

(AA). Statistics associated to the equations are also presented

Site V(withoutbark)a R2b RSE‡ DW¶ V(withbark)

a R2b RSEc DWd

AC 0.00023*DBH2.17614 0.96 0.1910 1.46 0.00022*DBH2.18308 0.96 0.1936 1.41

AA 0.00008001*DBH2.4823 0.99 0.2131 1.59 0.00006877*DBH2.5071 0.99 0.2102 1.58

a: V(withoutbark) : volume without bark in m3, V(withbark): volume with bark in m3. DBH is in cm. b: Adjusted R2

c: Residual standard errord: Durbin Watson statistic. Residuals were not significantly autocorrelated according to this statistic.

Figure A. Structure of the studied forests at top: the Alerce Costero National Park and bottom:

Alerce Andino National Park (Photos: Yadvinder Malhi).

Rad

iatio

n (W

m-2

)

100

200

300

400

500

600

AC AA

Tem

pera

ture

(o C

)

-5

0

5

10

15

20

25

AC AA

Pre

cipi

tatio

n (m

m m

onth

-1)

200

400

600

800 AC AA

Hum

idity

(%

)

40

60

80

100

120

AC40

60

80

100

120

AA

Month

Nov

Dec Jan

Feb

Mar

Apr

May Jun

Jul

Aug

Sep Oct

Soi

l tem

pera

ture

(o C

)

0

2

4

6

8

10

12

14

AC AA

Figure B. Mean monthly radiation, temperature, relative humidity, soil temperature, and total

monthly precipitation in Alerce Costero (AC) and Alerce Andino (AA) between November 2011

and October 2012. White dots in the figures indicate values estimated from climate data from the

weather station at Puerto Montt. Error bars indicate ±1 SD.

(a)

Num

ber o

f tre

es h

a-1

100

200

300

400

500

600

All species AC1 Fitzroya AC1

(b)

Num

ber o

f tre

es h

a-1

100

200

300

400

500

600

All species AC2

(c)Fitzroya AC2

(d)

Bas

al a

rea

(m2 h

a-1)

5

10

15

20

25

All species AC1

(e)Fitzroya AC1

(f)

Diameter class (cm)

10-20 20-30 30-40 40-50 50-60 60-70 70-80 80-90

Bas

al a

rea

(m2 h

a-1)

0

5

10

15

20

25

All species AC2

(g)

Diameter class (cm)

10-20 20-30 30-40 40-50 50-60 60-70 70-80 80-90

Fitzroya AC2

(h)

Figure C. a-d) Diameter distribution of all species and Fitzroya trees in AC1 and AC2 plots. e-

h) Basal area for the same components in both plots.

Num

ber o

f tre

es h

a-1

100

200

300

400

500

All species AA1

2

4

6

8

10

12

14

Fitzroya AA1

(a) (b)

Num

ber o

f tre

es h

a-1

0

100

200

300

400

All species AA2

(c)

0

2

4

6

8

10

12

14

Fitzroya AA2

(d)

Bas

al a

rea

(m2 h

a-1)

5

10

15

20

25

All species AA1 (e)

5

10

15

20

25

Fitzroya AA1 (f)

Diameter class (cm)

10-2

0

20-3

0

30-4

0

40-5

0

50-6

0

60-7

0

70-8

0

80-9

0

90-1

00

100-

110

110-

120

120-

130

130-

140

140-

150

150-

160

160-

170

170-

180

180-

190

190-

200

200-

210

210-

220

220-

230

230-

240

Bas

al a

rea

(m2 h

a-1)

0

5

10

15

20

25

All species AA2 (g)

Diameter class (cm)

10-2

0

20-3

0

30-4

0

40-5

0

50-6

0

60-7

0

70-8

0

80-9

0

90-1

00

100-

110

110-

120

120-

130

130-

140

140-

150

150-

160

160-

170

170-

180

180-

190

190-

200

200-

210

210-

220

220-

230

230-

240

0

5

10

15

20

25

Fitzroya AA2 (h)

Figure D. a-d) Diameter distribution of all species and Fitzroya trees in AA1 and AA2 plots. e-

h) Basal area for the same components in both plots.

Diameter class (cm)

2-10

10-2

0

20-3

0

30-4

0

40-5

0

50-6

0

60-7

0

70-8

0

80-9

0

90-1

00

100-

110

110-

120

120-

130

130-

140

140-

150

150-

160

160-

170

170-

180

180-

190

190-

200

200-

210

210-

220

220-

230

230-

240

Woo

dy b

iom

ass

(Mg

C h

a-1

)

0

10

20

30

40

50

60AC1 AC2 AA1 AA2

(a)

Diameter class (cm)

2-10

10-2

0

20-3

0

30-4

0

40-5

0

50-6

0

60-7

0

70-8

0

80-9

0

90-1

00

100-

110

110-

120

120-

130

130-

140

140-

150

150-

160

160-

170

170-

180

180-

190

190-

200

200-

210

210-

220

220-

230

230-

240

Woo

dy p

rodu

ctiv

ity (M

g C

ha

-1ye

ar-1

)

0.0

0.1

0.2

0.3

0.4

0.5AC1 AC2 AA1 AA2

(b)

Figure E. a) Total woody biomass for trees ≥2 cm DBH along different diameter classes in each

plot, b) The same as a), but for total woody productivity.

(b)

Species

FC DW NN MC SC Others0.0

0.2

0.4

0.6

0.8

1.0NPPACW AA1

NPPACW AA2

Mortality AA1 Mortality AA2

(a)

Species

FC DW NN Others

NP

PA

CW

and

mor

talit

y (M

g C

ha

-1 y

ear-1

)

0.0

0.2

0.4

0.6

0.8

1.0NPPACW AC1

NPPACW AC2

Mortality AC1 Mortality AC2

Figure F. Aboveground coarse wood productivity (NPPACW) and mortality in trees ≥ 10 cm DBH

in the Coastal (a) and the Andean plots (b). FC: Fitzroya cupressoides, DW: Drimys winteri, NN:

Nothofagus nitida, MC: Myrceugenia chrysocarpa, SC: Saxegothaea conspicua.

Month

February May August November

Bra

nch

turn

over

(Mg

C h

a- 1

Mon

th-1

)

0.0

0.1

0.2

0.3

0.4

0.5

0.6AC1

AC2

AA1

AA2

Figure G. The seasonal cycle in branchfall (every three months) in each plot between February

2012 and November 2012. The month of February 2012 includes branches fallen in the period

November 2011-February 2012. Error bars show ±1 SE.

Total litterfall productivity

Month

Nov

Dec Jan

Feb

Mar

Apr

May Jun

Jul

Aug

Sep Oct

0.0

0.5

1.0

1.5

2.0

Twigs

0.00

0.05

0.10

0.0

0.5

1.0

1.5

2.0

Reproductive material

Mg

C h

a-1

Mon

th-1

0.00

0.03

0.05

Leaves (other species)

0.00

0.05

0.10

0.15

0.20AC1

AC2

AA1

AA2

Alerce needles

Figure H. The seasonal cycle in canopy litterfall (bottom) and its components (non-Fitzroya

leaves, needles, reproductive material and twigs) between November 2011 and October 2012.

Error bars show ±1 SE.

Plot

AC1 AC2 AA1 AA2

Litte

rfall

(Mg

C h

a-1

yea

r-1)

0.0

0.5

1.0

1.5

2.0

2.5

Needles Leaves other species Reproductive material Twigs

Figure I. Litterfall per component (in Mg C ha-1 year-1) per plot.