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Table 1 Characteristics of the three E. nitens plantations sampled

From: Influence of site, storage and steaming on Eucalyptus nitens log-end splitting

Sites

Strathblane

Geeveston

Florentine

Location and environment

 Latitude and longitude (°)

−43.38; 146.94

−43.15; 146.84

−42.66; 146.47

 pMAI (m3/ha/year)a

20.8

36.6

37.2

 Site index

22.7

30.3

30.5

 Altitude (metres above sea level)

153

296

438

 Annual mean temperature (°)

10.9

10.3

9.5

 Minimum temperature coolest month (°)

3.4

2.2

1.2

 Annual rainfall (mm)

1161

1212

1436

 Annual evaporation (mm)

963

929

913

 Soil description

Sandy over clayey

Loamy over clayey

Yellow podzolic (gradational)

 Soil profile

Triassic sandstone–sandy over clayey soil

Red to brown clayey soils–Jurassic dolerite and Quaternary dolerite talus

Yellowish brown clay–mudstone, brown kurosol

 Wind direction

Generally northwest and site has intermediate exposure

Generally northwest and site is exposed

Generally southwest and the site has intermediate exposure

Silviculture

 Year of establishment

1993

1991

1993

 Genetic origin

n/a

n/a

n/a

 Management

Thinned and pruned

Thinned and pruned

Pulp

 Establishment spacing (tree by row in metres)

2 by 4

2.5 by 3

2 by 4

 Establishment density (stems ha−1)

1250

1334

1250

 Age at thinning (retained stems ha−1)

11 (300)

10 (192)

Unthinned

 Age at pruning (height, m)

3 (unknown) and 5 (6 m)

4 (unknown) and 6 (6 m)

Unpruned

Harvest characteristics plot-level data

 Felling age (years)

20

22

20

 Harvest stocking (stems ha−1)

292

196

669

 DBHb (cm )

31.2

43.1

26.9

 Basal area (m2 ha−1)

23.2

30.3

41.3

Selected trees

 DBHb (cm)

30.0

42.7

33.9

 Height (m)

26.9

37.5

36.4

 Slendernessc

90.5

92.0

107.8

 Mean log diameter (cm)—lower

27.2

39.3

32.3

 Mean log diameter (cm)—upper

23.1

35.8

29.3

  1. aPeak mean annual increment
  2. bDiameter at breast height over bark
  3. cHeight/DBH