Bulletin of Botanical Research ›› 2021, Vol. 41 ›› Issue (5): 690-699.doi: 10.7525/j.issn.1673-5102.2021.05.007
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Guo-Yu SUN1, Xiao-Yu MA1, Jia-Xin YI1, Fang-Ping ZHANG2, Chun-Hua ZHANG2, Kai-Long LI1()
Received:
2021-03-16
Online:
2021-09-20
Published:
2021-07-05
Contact:
Kai-Long LI
E-mail:likailong@nefu.edu.cn
About author:
SUN Guo-Yu(1995—),male,master,mainly engaged in forest genetic improvement.
Supported by:
CLC Number:
Guo-Yu SUN, Xiao-Yu MA, Jia-Xin YI, Fang-Ping ZHANG, Chun-Hua ZHANG, Kai-Long LI. Effects of Nutrient Supply on Growth Dynamics and Nutrient Allocation of Poplars[J]. Bulletin of Botanical Research, 2021, 41(5): 690-699.
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URL: http://bbr.nefu.edu.cn/EN/10.7525/j.issn.1673-5102.2021.05.007
Table 1
Experimental design of N,P,K fertilizers
编号 No. | N (g·株-1) | P (g·株-1) | K (g·株-1) | 尿素 (g·株-1) Urea | 磷酸二铵 (g·株-1) Diammonium phosphate | 硫酸钾 (g·株-1) Potassium Sulfate |
---|---|---|---|---|---|---|
1 | 1.5 | 0.75 | 0. 5 | 2.63 | 1.63 | 1.00 |
2 | 1.5 | 1.50 | 1.0 | 1.98 | 3.26 | 2.00 |
3 | 1.5 | 3.00 | 2.0 | 0.72 | 6.52 | 4.00 |
4 | 3.0 | 0.75 | 1.0 | 5.89 | 1.63 | 2.00 |
5 | 3.0 | 1.50 | 2.0 | 5.24 | 3.26 | 4.00 |
6 | 3.0 | 3.00 | 0.5 | 3.98 | 6.52 | 1.00 |
7 | 6.0 | 0.75 | 2.0 | 12.41 | 1.63 | 4.00 |
8 | 6.0 | 1.50 | 0.5 | 11.76 | 3.26 | 1.00 |
9 | 6.0 | 3.00 | 1.0 | 10.50 | 6.52 | 2.00 |
10(CK) | 0 | 0 | 0 | 0 | 0 | 0 |
Fig.1
Percentage changes of seedling height growth of P. euramericana “N3016” × P. ussuriensis, Populus simonii ×Populus nigra, Populus ussuriensis in different periods under different nutrient supply conditionsH.P. euramericana “N3016” × P. ussuriensis;X.Populus simonii ×Populus nigra;D.Populus ussuriensis;The number next to the letter is the orthogonal design experiment number,the same as below
Fig.3
Dynamics of seedling height growth of P. euramericana “N3016” × P. ussuriensis(A),P. simonii ×P. nigra(B),P. ussuriensis(C)under different nitrogen fertilizer application ratesThe letters are level 3,level 2,level 1 and level 0 from top to bottom;The different lowercase letters indicated significant difference at 0.05 level,and the same lowercase letters indicated no significant difference between different treatments,the same as below
Table 2
Effects of different nutrient supply on seedling height,base diameter and biomass of P. euramericana“N3016”× P. ussuriensis,P. simonii × P. nigra,P. ussuriensis
树种 Tree species | 处理组 Treatment group | 苗高 Seedling height (cm) | 地径 Base diameter (mm) | 根生物量 Biomass of root(g) | 茎生物量 Biomass of stem(g) | 叶生物量 Biomass of leaf(g) | 全株生物量 Biomass of whole plant(g) |
---|---|---|---|---|---|---|---|
黑青杨 P.euramericana“N3016”× P. ussuriensis | CK | 77.0±29.6b | 3.8±0.9b | 1.2±0.1c | 6.7±0.3c | 4. 0±0.2c | 11.9±0.6b |
N1 | 115.7±24.4a | 4.9±1.2a | 1.9±0.7b | 18.5±1.4b | 4.9±0.6b | 25.4±2.2a | |
N2 | 114.1±26.9a | 5.4±1.0a | 2.6±0.5a | 19.8±6.4b | 7.5±2.8a | 29.9±9.4a | |
N3 | 117.3±32.3a | 4.8±1.0a | 2.5±0.3a | 21.3±5.4a | 8.2±2.0a | 32.0±7.5a | |
极差Range | 40.3 | 1.6 | 1.4 | 14.6 | 4.2 | 20.1 | |
CK | 77.0±29.6b | 3.8±0.9b | 1.2±0.1c | 6.7±0.3c | 4.0±0.2d | 11.9±0.6c | |
P1 | 118.9±26.4a | 5.2±1.1a | 2.8±0.2a | 24.1±3.5a | 8.1±2.5a | 35.0±5.9a | |
P2 | 115.9±26.5a | 4.7±1.2a | 2.2±0.6b | 18.0±2.9b | 7.0±2.0b | 27.2±4.8b | |
P3 | 112.3±29.9a | 5.1±0.9a | 2.0±0.5b | 17.5±5.1b | 5.5±2.1c | 25.0±7.4b | |
极差Range | 41.9 | 1.4 | 1.6 | 17.4 | 4.1 | 23.1 | |
CK | 77.0±29.6b | 3.8±0.9b | 1.2±0.1b | 6.7±0.3d | 4.0±0.2c | 11.9±0.6c | |
K1 | 118.9±23.5a | 5.4±1.2a | 2.3±0.4a | 15.3±3.4c | 4.9±1.0b | 22.5±4.1b | |
K2 | 125.9±30.8a | 5.0±1.1a | 2.3±0.6a | 23.1±3.3a | 7.6±1.7a | 33.0±5.5a | |
K3 | 102.3±22.5a | 4.7±0.7ab | 2.4±0.7a | 21.2±4.0b | 8.2±2.9a | 31.7±7.3a | |
极差Range | 48.9 | 1.6 | 1.2 | 16.4 | 4.2 | 21.1 | |
小黑杨 P. simonii ×P. nigra | CK | 82.8±15.0b | 4.1±1.5b | 2.3±0..1b | 9.6±0.3c | 4.5±0.1c | 16.4±0.5c |
N1 | 112.0±26.4a | 4.9±1.0ab | 2.6±0.7b | 16.9±2.3b | 5.6±0.8b | 25.1±3.1b | |
N2 | 106.2±18.9a | 5.3±1.4a | 4.1±0.4a | 24.2±5.8a | 6.9±0.3a | 35.2±6.4a | |
N3 | 101.5±20.0ab | 4.0±0.7b | 2.4±1.2b | 17.8±4.2b | 5.5±0.5b | 25.7±5.5b | |
极差Range | 29.2 | 1.3 | 1.8 | 14.6 | 2.4 | 18.8 | |
CK | 82.8±15.0b | 4.1±1.5a | 2.3±0.1b | 9.6±0.3b | 4.5±0.1b | 16.4±0.5b | |
P1 | 109.9±23.2a | 4.5±1.0a | 3.4±0.2a | 17.7±2.3a | 6.3±0.3a | 27.4±2.7a | |
P2 | 107.9±19.6a | 4.8±1.3a | 2.8±1.6ab | 21.4±8.3a | 6.1±0.9a | 30.3±10.8a | |
P3 | 100.6±23.7ab | 4.8±1.3a | 3.0±1.1ab | 19.7±3.0a | 5.6±1.1ab | 28.3±4.8a | |
极差Range | 27.1 | 0.7 | 1.1 | 11.8 | 1.8 | 13.9 | |
CK | 82.8±15.0b | 4.1±1.5a | 2.3±0.1a | 9.6±0.3c | 4.5±0.1b | 16.4±0.5b | |
K1 | 107.0±23.5a | 5.0±1.3a | 2.7±1.5a | 16.3±3.7b | 6.0±0.9a | 25.1±5.8a | |
K2 | 116.4±19.0a | 4.5±0.9a | 3.3±0.3a | 20.6±1.5a | 6.1±0.5a | 30.0±1.4a | |
K3 | 96.4±19.9ab | 4.6±1.4a | 3.2±1.3a | 21.9±7.5a | 5.9±1.2a | 31.0±9.7a | |
极差Range | 33.6 | 0.9 | 1.0 | 12.3 | 1.6 | 14.6 | |
大青杨 P. ussuriensis | CK | 78.4±30.0b | 3.2±0.8b | 1.5±0.4c | 6.6±0.3c | 3.8±0.4c | 11.8±0.5b |
N1 | 131.7±33.3a | 5.1±1.4a | 4.4±1.9a | 27.7±7.3a | 12.2±3.9a | 44.2±12.4a | |
N2 | 132.3±27.6a | 5.2±1.0a | 4.4±2.0a | 26.5±2.5ab | 9.8±0.7a | 40.6±4.5a | |
N3 | 121.7±33.1a | 4.5±0.9a | 3.7±0.9b | 24.9±3.7ab | 11.7±.2.2ab | 40.2±6.2a | |
极差Range | 53.9 | 2.0 | 2.9 | 21.1 | 8.4 | 32.4 | |
CK | 78.4±30.0b | 3.2±0.8b | 1.5±0.4c | 6.6±0.3b | 3.8±0.4c | 11.8±0.5b | |
P1 | 131.7±32.6a | 4.8±1.3a | 4.7±1.7a | 26.8±3.9a | 12.2±2.6a | 43.7±8.0a | |
P2 | 132.3±31.1a | 5.3±1.1a | 3.3±0.7a | 27.1±5.6a | 10.8±2.5b | 41.1±8.3a | |
P3 | 121.7±30.8a | 4.7±0.9a | 4.3±2.0ab | 25.2±5.3a | 10.6±3.0b | 40.1±9.2a | |
极差Range | 53.9 | 2.1 | 3.2 | 20.5 | 8.4 | 31.9 | |
CK | 78.4±30.0b | 3.2±0.8b | 1.5±0.4c | 6.6±0.3b | 3.8±0.4c | 11.8±0.5b | |
K1 | 117.1±36.3a | 5.1±1.1a | 5.4±2.1a | 26.9±5.0a | 11.8±2.8a | 44.1±9.2a | |
K2 | 136.2±28.8a | 5.0±1.2a | 3.5±0.6b | 28.7±4.4a | 12.4±2.4a | 44.6±7.0a | |
K3 | 132.1±26.0a | 4.7±1.1a | 3.4±1.1b | 23.5±4.2a | 9.4±2.1b | 36.3±6.5a | |
极差Range | 57.8 | 1.9 | 3.5 | 22.1 | 8.6 | 32.8 |
Table 3
Effects of different nutrient supply on nutrient accumulation and distribution in roots and leaves of P. euramericana“N3016”× P. ussuriensis,P. simonii × P. nigra,P. ussuriensis
树种 Tree species | 处理组 Treatment group | 根Root | 茎Stem | 叶Leaf | N/P/K生物量 收获指数 Biomass harvest index(%) | N/P/K收获指数 Nutrient harvest index(%) | 苗木质量指数 Seedling quality index | |||
---|---|---|---|---|---|---|---|---|---|---|
N/P/K积累量 N/P/K accumulation (mg) | N/P/K分配率 N/P/K distribution rate (%) | N/P/K积累量 N/P/K accumulation (mg) | N/P/K分配率 N/P/K distribution rate (%) | N/P/K积累量 N/P/K accumulation (mg) | N/P/K分配率 N/P/K distribution rate (%) | |||||
黑青杨 P. euramericana “N3016” × P. ussuriensis | Ck | 7.5b | 12.2 | 24.3c | 39.3 | 30.0c | 48.4 | — | — | 0.6b |
N1 | 10.6b | 7.3 | 76.5b | 51.0 | 61.7bc | 41.7 | 2.8a | 9.9a | 0.9a | |
N2 | 20.6a | 9.5 | 101.5ab | 43.4 | 123.2a | 47.1 | 1.7b | 8.2b | 1.2a | |
N3 | 19.9a | 8.6 | 123.9a | 51.0 | 98.2ab | 40.3 | 0.9c | 4.0c | 1.2a | |
极差Range | 13.1 | — | 99.6 | — | 93.2 | — | 1.9 | 5.9 | 0.6 | |
CK | 4.7b | 15.3 | 16.3b | 53.6 | 9.5b | 31.1 | — | — | 0.6c | |
P1 | 8.6a | 10.9 | 45.4a | 56.0 | 26.7a | 33.2 | 7.8a | 10.8a | 1.3a | |
P2 | 9.7a | 12.1 | 40.5a | 51.8 | 29.5a | 36.1 | 3.0b | 5.3b | 1.1b | |
P3 | 9.8a | 14.2 | 39.6a | 54.6 | 22.6a | 31.2 | 1.4c | 2.4c | 0.9bc | |
极差Range | 5.1 | — | 29.1 | — | 20.0 | — | 6.4 | 8.4 | 0.4 | |
CK | 0.9b | 5.2 | 3.4c | 20.7 | 12.4b | 74.1 | — | — | 0.6c | |
K1 | 2.4a | 8.0 | 10.5b | 34.0 | 18.1b | 57.9 | 7.5a | 6.2a | 0.9bc | |
K2 | 2.8a | 5.5 | 16.6a | 32.9 | 30.9a | 61.7 | 5.5b | 5.0b | 1.1ab | |
K3 | 3.4a | 5.5 | 19.2a | 32.7 | 37.5a | 61.7 | 2.6c | 3.0c | 1.3a | |
极差Range | 2.5 | — | 15.8 | — | 25.1 | — | 4.9 | 3.2 | 0.7 | |
小黑杨 P. simonii × P. nigra | Ck | 8.1c | 12.3 | 27.9c | 42.5 | 29.2c | 45.3 | — | — | 0.8b |
N1 | 11.1bc | 11.1 | 45.9bc | 46.0 | 42.2b | 42.9 | 2.8a | 6.6a | 1.0b | |
N2 | 27.6a | 14.8 | 109.0a | 53.4 | 60.2a | 31.8 | 2.0b | 6.6a | 1.5a | |
N3 | 17.8b | 11.5 | 80.2ab | 55.6 | 44.9b | 32.9 | 0.7c | 2.4b | 0.9b | |
极差Range | 19.5 | — | 81.1 | — | 31 | — | 2.1 | 4.2 | 0.7 | |
CK | 6.8b | 23.4 | 10.1c | 34.7 | 12.2b | 41.9 | — | — | 0.8a | |
P1 | 12.3ab | 20.1 | 30.5b | 49.7 | 18.7bc | 30.1 | 6.1a | 8.2a | 1.1a | |
P2 | 12.8ab | 14.5 | 45.9a | 59.3 | 20.4a | 26.2 | 3.4b | 5.2b | 1.1a | |
P3 | 14.3a | 18.2 | 39.2ab | 51.0 | 23.5a | 30.8 | 1.6c | 2.6c | 1.2a | |
极差Range | 7.5 | — | 5.8 | — | 11.3 | — | 4.5 | 5.6 | 0.4 | |
CK | 2.3b | 10.0 | 8.2c | 36.0 | 12.3b | 53.9 | — | — | 0.8b | |
K1 | 3.2ab | 6.8 | 19.9b | 43.9 | 21.8a | 49.3 | 8.4a | 9.0a | 1.0ab | |
K2 | 3.6ab | 7.6 | 24.4ab | 51.4 | 19.4a | 40.9 | 5.0b | 4.7b | 1.1ab | |
K3 | 4.5a | 7.5 | 31.7a | 52.6 | 22.7a | 39.9 | 2.6c | 3.0c | 1.2a | |
极差Range | 2.2 | — | 16.2 | — | 10.4 | — | 5.8 | 6.0 | 0.4 | |
大青杨 P. ussuriensis | Ck | 3.5b | 12.5 | 14.3b | 49.1 | 11.5b | 38.4 | — | — | 0.6b |
N1 | 16.5a | 10.5 | 84.0a | 54.5 | 51.6a | 35.0 | 4.9a | 10.2a | 1.7a | |
N2 | 21.5a | 10.8 | 86.3a | 44.2 | 84.5a | 45.0 | 2.3b | 6.4b | 1.5a | |
N3 | 20.2a | 10.5 | 101.0a | 50.9 | 85.8a | 38.6 | 1.1a | 3.5c | 1.5a | |
极差Range | 18.0 | — | 86.7 | — | 74.3 | — | 3.8 | 6.7 | 0.2 | |
CK | 3.8c | 13.7 | 8.2b | 29.8 | 15.9b | 56.6 | — | — | 0.6b | |
P1 | 9.8b | 11.9 | 33.9a | 41.1 | 39.4a | 47.1 | 9.7a | 17.0a | 1.8a | |
P2 | 10.1a | 11.6 | 40.0a | 45.2 | 37.5a | 43.2 | 4.6b | 8.0b | 1.4a | |
P3 | 16.1a | 16.6 | 38.1a | 38.4 | 45.2a | 45.0 | 2.2c | 3.9c | 1.5a | |
极差Range | 12.3 | — | 31.8 | — | 29.3 | — | 7.5 | 13.1 | 0.3 | |
CK | 1.1b | 6.6 | 4.1b | 24.4 | 11.7b | 69.0 | — | — | 0.6c | |
K1 | 5.9a | 6.7 | 28.5a | 33.5 | 50.3a | 59.8 | 14.7a | 17.0a | 1.9a | |
K2 | 4.0a | 5.0 | 29.0a | 36.2 | 47.5a | 58.8 | 7.4b | 8.0b | 1.5b | |
K3 | 5.1a | 6.5 | 31.2a | 40.5 | 41.2a | 53.0 | 3.0c | 3.9c | 1.3b | |
极差Range | 4.8 | — | 27.1 | — | 38.6 | — | 11.7 | 13.1 | 0.6 |
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