Acta Prataculturae Sinica ›› 2025, Vol. 34 ›› Issue (5): 40-50.DOI: 10.11686/cyxb2024221
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Kong-qin WEI(
), Ying-ying ZHANG, Jin-feng HUI, Chun-hui MA, Qian-bing ZHANG(
)
Received:2024-06-11
Revised:2024-07-15
Online:2025-05-20
Published:2025-03-20
Contact:
Qian-bing ZHANG
Kong-qin WEI, Ying-ying ZHANG, Jin-feng HUI, Chun-hui MA, Qian-bing ZHANG. Effect of phosphate-solubilizing bacteria and phosphorus on non-structural carbohydrate content and the carbon∶nitrogen∶phosphorus stoichiometry of alfalfa roots[J]. Acta Prataculturae Sinica, 2025, 34(5): 40-50.
有机质 Organic matter (g·kg-1) | 容重 Bulk weight (g·cm-3) | 全氮 Total nitrogen (g·kg-1) | 全磷 Total phosphorus (g·kg-1) | 碱解氮 Alkaline nitrogen (mg·kg-1) | 速效磷 Available phosphorus (mg·kg-1) | 速效钾 Available potassium (mg·kg-1) |
|---|---|---|---|---|---|---|
| 23.6 | 1.45 | 1.55 | 0.21 | 69.50 | 17.40 | 134.50 |
Table 1 Physico-chemical properties of test soils
有机质 Organic matter (g·kg-1) | 容重 Bulk weight (g·cm-3) | 全氮 Total nitrogen (g·kg-1) | 全磷 Total phosphorus (g·kg-1) | 碱解氮 Alkaline nitrogen (mg·kg-1) | 速效磷 Available phosphorus (mg·kg-1) | 速效钾 Available potassium (mg·kg-1) |
|---|---|---|---|---|---|---|
| 23.6 | 1.45 | 1.55 | 0.21 | 69.50 | 17.40 | 134.50 |
| 序号Rank | 名称Name | 菌种编号Strain No. | 培养基名称Medium name | 简称Abbreviation |
|---|---|---|---|---|
| 1 | 胶质芽孢杆菌Bacillus mucilaginosus | ACCC 10013 | 钾细菌琼脂Potassium bacterial agar | J1 |
| 2 | 巨大芽孢杆菌Bacillus megaterium | ACCC 10245 | 营养肉汁琼脂Nutrient agar | J2 |
Table 2 Basic information of the two phosphate solubilizing bacteria
| 序号Rank | 名称Name | 菌种编号Strain No. | 培养基名称Medium name | 简称Abbreviation |
|---|---|---|---|---|
| 1 | 胶质芽孢杆菌Bacillus mucilaginosus | ACCC 10013 | 钾细菌琼脂Potassium bacterial agar | J1 |
| 2 | 巨大芽孢杆菌Bacillus megaterium | ACCC 10245 | 营养肉汁琼脂Nutrient agar | J2 |
变异来源 Source of variation | 根际土 Rhizosphere soil | 根Root | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 碳 C | 氮 N | 磷 P | 碳 C | 氮 N | 磷 P | |||||||
| F | P | F | P | F | P | F | P | F | P | F | P | |
| J | 5.164 | 0.011 | 7.722 | 0.002 | 6.467 | 0.004 | 6.235 | 0.005 | 33.650 | <0.001 | 10.818 | <0.001 |
| P | 5.937 | 0.027 | 3.610 | 0.076 | 73.533 | <0.001 | 0.848 | 0.371 | 66.381 | <0.001 | 115.144 | <0.001 |
| J×P | 1.854 | 0.178 | 1.053 | 0.396 | 0.833 | 0.495 | 4.619 | 0.016 | 5.763 | 0.007 | 4.623 | 0.016 |
Table 3 Analysis of variance of the effects of inoculation treatments and phosphorus application levels on the factors
变异来源 Source of variation | 根际土 Rhizosphere soil | 根Root | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 碳 C | 氮 N | 磷 P | 碳 C | 氮 N | 磷 P | |||||||
| F | P | F | P | F | P | F | P | F | P | F | P | |
| J | 5.164 | 0.011 | 7.722 | 0.002 | 6.467 | 0.004 | 6.235 | 0.005 | 33.650 | <0.001 | 10.818 | <0.001 |
| P | 5.937 | 0.027 | 3.610 | 0.076 | 73.533 | <0.001 | 0.848 | 0.371 | 66.381 | <0.001 | 115.144 | <0.001 |
| J×P | 1.854 | 0.178 | 1.053 | 0.396 | 0.833 | 0.495 | 4.619 | 0.016 | 5.763 | 0.007 | 4.623 | 0.016 |
| 变异来源Source of variation | 根际土Rhizosphere soil | 根Root | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 碳氮比 C/N | 碳磷比 C/P | 氮磷比 N/P | 碳氮比 C/N | 碳磷比 C/P | 氮磷比 N/P | |||||||
| F | P | F | P | F | P | F | P | F | P | F | P | |
| J | 0.762 | 0.532 | 1.655 | 0.217 | 5.158 | 0.011 | 5.285 | 0.010 | 8.344 | 0.001 | 16.181 | <0.001 |
| P | 0.028 | 0.868 | 7.395 | 0.015 | 10.618 | 0.005 | 23.008 | <0.001 | 63.950 | <0.001 | 33.266 | <0.001 |
| J×P | 0.128 | 0.942 | 1.626 | 0.223 | 1.219 | 0.335 | 2.667 | 0.083 | 0.773 | 0.526 | 2.944 | 0.065 |
Table 4 Analysis of variance of the effect of inoculation treatments and phosphorus application levels on stoichiometric ratios
| 变异来源Source of variation | 根际土Rhizosphere soil | 根Root | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 碳氮比 C/N | 碳磷比 C/P | 氮磷比 N/P | 碳氮比 C/N | 碳磷比 C/P | 氮磷比 N/P | |||||||
| F | P | F | P | F | P | F | P | F | P | F | P | |
| J | 0.762 | 0.532 | 1.655 | 0.217 | 5.158 | 0.011 | 5.285 | 0.010 | 8.344 | 0.001 | 16.181 | <0.001 |
| P | 0.028 | 0.868 | 7.395 | 0.015 | 10.618 | 0.005 | 23.008 | <0.001 | 63.950 | <0.001 | 33.266 | <0.001 |
| J×P | 0.128 | 0.942 | 1.626 | 0.223 | 1.219 | 0.335 | 2.667 | 0.083 | 0.773 | 0.526 | 2.944 | 0.065 |
变异来源 Source of variation | 根系活力Root activity | 丙二醛Malondialdehyde | 可溶性糖Soluble sugar | 可溶性蛋白Soluble protein | 淀粉Starch | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| F | P | F | P | F | P | F | P | F | P | |
| J | 218.751 | <0.001 | 21.612 | <0.001 | 40.824 | <0.001 | 3.067 | 0.058 | 7.402 | 0.003 |
| P | 166.668 | <0.001 | 98.983 | <0.001 | 26.717 | <0.001 | 2.678 | 0.121 | 32.372 | <0.001 |
| J×P | 73.885 | <0.001 | 6.397 | 0.005 | 2.120 | 0.138 | 0.154 | 0.926 | 1.442 | 0.268 |
Table 5 Analysis of variance of the effects of inoculation treatment and phosphorus application level on root physiological index
变异来源 Source of variation | 根系活力Root activity | 丙二醛Malondialdehyde | 可溶性糖Soluble sugar | 可溶性蛋白Soluble protein | 淀粉Starch | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| F | P | F | P | F | P | F | P | F | P | |
| J | 218.751 | <0.001 | 21.612 | <0.001 | 40.824 | <0.001 | 3.067 | 0.058 | 7.402 | 0.003 |
| P | 166.668 | <0.001 | 98.983 | <0.001 | 26.717 | <0.001 | 2.678 | 0.121 | 32.372 | <0.001 |
| J×P | 73.885 | <0.001 | 6.397 | 0.005 | 2.120 | 0.138 | 0.154 | 0.926 | 1.442 | 0.268 |
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