Table 6 Outline of two progeny test sites
Details | Gunma | Nagano |
|---|---|---|
Latitude | 36°30′ N | 36°21′ N |
Longitude | 138°26′ E | 138°31′ E |
Above sea level (m) | 1360–1380 | 1120 |
Annual temperature (°C) | ||
 Mean | 6.1 | 7.2 |
 Minimum | −4.4 (Jan.) | −3.2 (Jan.) |
 Maximum | 16.7 (Jul.) | 17.9 (Jul.) |
Annual precipitation (mm) | ||
 Mean | 102.8 | 79.8 |
 Minimum | 28.4 (Jan.) | 19.8 (Jan.) |
 Maximum | 184.1 (Sep.) | 154.8 (Jul.) |
Test site establishment | May 1977 | April 1977 |
Initial planting density (seedlings/ha) | 2000 | 2500 |
Number of replicated blocks | 5 | 5 |
Number of families | 56 | 56 |
Slope inclination (°) | 5–7 | 0–5 |
Soil type | BlD | BD(d) |