Table 4 Mean stand characteristics of Scots pine in seven selected forests of the Middle Volga Region (some data reproduced from Romanov, Nureeva & Eremin 2013)
Forest name | Location | Age (years) | Planting density (trees/ha) | Relative stand density | Current stand density (trees/ha) | Diameter at breast height (cm) | Height (m) | Standing volume, (m3/ha) | Mean annual increment (m3 ha−1 year−1) | Soil type |
|---|---|---|---|---|---|---|---|---|---|---|
Scientific and Experimental | Republic of Mari El | 58 | 13300 | 1.0 | 1245 | 19.0 | 20.4 | 324.0 | 5.6 | Sandy |
Kokshayskoe | Republic of Mari El | 36 | 13300 | 1.0 | 3900 | 9.6 | 15.4 | 247.7 | 6.9 | Sandy |
Kuyarskoe | Republic of Mari El | 36 | 10000 | 0.9 | 2160 | 11.9 | 12.8 | 210.5 | 5.8 | Sandy |
Kadadinskoe | Penzenskaya oblast | 16 | 8000 | 1.0 | 5700 | 7.1 | 8.0 | 88.4 | 5.5 | Light loam |
Agryzskoe | Republic of Tatarstan | 37 | 4250 | 1.0 | 935 | 21.6 | 20.0 | 322.0 | 8.7 | Light loam |
Voskresenskoe | Nizhny Novgorod oblast | 41 | 4700 | 0.7 | 1095 | 16.0 | 15.0 | 160.0 | 3.9 | Sandy |
Staroustinskoe | Nizhny Novgorod oblast | 33 | 4700 | 0.7 | 1600 | 12.0 | 11.0 | 110.0 | 3.3 | Sandy |