1 材料与方法
1.1 试验材料
1.2 试验地基本情况
1.3 试验方法
1.4 数据分析
2 结果与分析
2.1 幼苗株高生长节律
表1 3种松树幼苗生长过程的平均株高和净生长量 |
| 树种 | 观测时间(月-日) | 株高/cm | 占比/% | 净生长量/cm | 净生长量占比/% |
|---|---|---|---|---|---|
| 黄山松/马尾松/杂交松 | 04-03 | 8.57/10.98/4.89 | 30.62/29.98/21.14 | ||
| 04-13 | 9.32/12.90/5.21 | 33.30/35.23/22.52 | 0.75/1.92/0.32 | 2.68/5.24/1.38 | |
| 04-20 | 11.72/15.56/7.72 | 41.87/42.49/33.38 | 2.40/2.66/2.51 | 8.57/7.26/10.85 | |
| 05-01 | 13.57/17.47/8.50 | 48.48/47.71/36.75 | 1.85/1.91/0.78 | 6.61/5.22/3.37 | |
| 05-18 | 13.96/18.59/9.47 | 49.87/50.76/40.94 | 0.39/1.12/0.97 | 1.39/3.06/4.19 | |
| 05-26 | 15.73/19.28/10.29 | 56.20/52.65/44.49 | 1.77/0.69/0.82 | 6.32/1.88//3.55 | |
| 06-10 | 16.39/20.94/10.66 | 58.56/57.18/46.09 | 0.66/1.66/0.37 | 2.36/4.53/1.60 | |
| 06-22 | 18.38/21.59/13.02 | 65.67/58.96/56.29 | 1.99/0.65/2.36 | 7.11/1.77/10.20 | |
| 07-03 | 19.48/23.86/15.32 | 69.60/65.16/66.23 | 1.10/2.27/2.30 | 3.93/6.20/9.94 | |
| 07-19 | 21.05/25.51/16.68 | 75.21/69.66/72.11 | 1.57/1.65/1.36 | 5.61/4.51/5.88 | |
| 07-27 | 22.15/27.44/17.94 | 79.14/74.93/77.56 | 1.10/1.93/1.26 | 3.93/5.27/5.45 | |
| 08-10 | 22.89/29.08/19.02 | 81.78/79.41/82.23 | 0.74/1.64/1.08 | 2.64/4.48/4.67 | |
| 08-20 | 23.84/30.82/19.80 | 85.17/84.16/85.60 | 0.95/1.74/0.78 | 3.39/4.75/3.37 | |
| 08-31 | 24.41/32.00/20.29 | 87.21/87.38/87.72 | 0.57/1.18/0.49 | 2.04/3.22/2.12 | |
| 09-13 | 25.29/33.12/20.62 | 90.35/90.44/89.15 | 0.88/1.12/0.33 | 3.14/3.06/1.43 | |
| 09-21 | 26.17/33.90/21.05 | 93.50/92.57/91.01 | 0.88/0.78/0.43 | 3.14/2.13/1.86 | |
| 09-28 | 26.71/35.03/21.95 | 95.43/95.66/94.90 | 0.54/1.13/0.90 | 1.93/3.09/3.89 | |
| 10-07 | 27.15/35.68/22.56 | 97.00/97.43/97.54 | 0.44/0.65/0.61 | 1.57/1.77/2.64 | |
| 10-18 | 27.99/36.62/23.13 | 100/100/100 | 0.84/0.94/0.57 | 3.00/2.57/2.46 |