Larix decidua MILL.

Elena Foffová, 1 Vladimír Foff 2, Roman Longauer 1

1 National Forest CentreControl of Forest Reproductive Material

2 LIA, Ltd. Forestry Information Agency

SpeciesCategory [ha] Total

1 2 3 4 S [ha] Count

Coniferous species

P. abies   18628 4 18632 1539

A. alba   4301     4301 921

P. sylvestris   3108 57 3164 1265

L. decidua   1231 98 1328 1297

P. nigra   138 9 147 81

P. cembra   99 6 105 72

P. menziesii   30 30 278

Broadleaved species

F. sylvatica   25334 25334 1742

Q. petraea   4527 3 4530 753

F. excelsior   458 2 459 346

Q. robur   302 302 154

A. pseudoplatanus   283 2 285 293

A. glutinosa   105 1 106 185

B. pendula   25 25 9

Q. ceris   49 49 8

T. cordata   52 2 54 128

Q. rubra   30 30 5

C. betulus   27 27 4

Slovakia

Total area: 4 901 000 ha

Area of forests: 1 929 000 ha 40,1 %

Species

ConiferousBroadleaved

Species %

P. abies 26,1

A. alba 4,0

P. sylvestris 7,2

L. decidua 2,4

P. mugo 1,1

Total 40,8

Species %

Quercus 10,2

Q. cerris 2,5

Fagus 31,2

Carpinus 5,7

Acer 2,0

Fraxinus 1,4

Robinia 1,7

Betula 1,4

Alnus 0,8

Tilia 0,4

Populus 0,9

Other 0,3

Total 29,2

Distribution area of Larix decidua

Distribution area of Larix decidua in Slovakia

Larix decidua - sources

Regions of provenances

Approved stands

Region Count Area

1 38 115

2 368 581

3 116 261

4 6 10

5 164 287

6 27 44

Total 719 1298

Trees

Count

18

355

81

77

246

144

719

Orchards

Count Area

2 3,00

8 18,48

1 3,50

1 1,50

12 46,96

3 5,0

27 78,44

Larix decidua – seeds and plantsSeeds

YearRegion of provenances

1 2 3 4 5 6 Total

2004 95 24 310 239

2005 2 1 1 1 18 23

2006 8 331 196 48 164 6 753

2007 15 195 38 20 13 268

Seeds [in kg]

YearRegion of provenances

1 2 3 4 5 6 Total

2004 95 24 310 239

2005 2 1 1 1 18 23

2006 8 331 196 48 164 6 753

2007 15 195 38 20 13 268

Inventory of plants [in 1 000 pieces]

YearAge of plants [in years]

1 2 3 4 5 Total

2004 4 416 2 838 1 329 334 55 8 972

2005 4 916 3 643 1 027 326 27 9 939

2006 4 836 3 965 1 615 308 65 10 789

2007 5 014 3 756 1 752 682 31 11 235

Reforestation [in 1 000 pieces]

YearAge of plants [in years]

1 2 3 4 5 Total

2004 1 779 1 004 307 55 3 145

2005 2 028 751 262 27 3 068

2006 2 213 933 276 65 3 487

2007 2 002 1 323 606 31 3 962

Larix decidua – provenance research

Podbanské - IUFRO I. 55 provenances 1944

Czech Republic, Slovakia, Denmark, Finland, Germany, Poland, Italy, Switzerland, Sweden, Scotland

Podbanské - IUFRO II. 14 provenances 1958–1959

Austria, Italy, France, Czech Republic, Slovakia, Poland, Romania

Likavka 5 provenances 1908

Larix decidua, Larix leptolepis, Larix sibirica

ŠLP Zvolen 12 provenances 1961

Czech Republic, Slovakia, Germany

Antol 27 provenances 1987 - 1992

Czech Republic, Slovakia, Germany

Hnilčík 16 provenances 1987 - 1992

Czech Republic, Slovakia, Germany

Mlynky 8 provenances 1987 - 1992

Slovakia