Acta Prataculturae Sinica ›› 2025, Vol. 34 ›› Issue (9): 78-86.DOI: 10.11686/cyxb2024386
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Ning CHEN1(
), Feng-xuan BAO2, Hui-xiang ZHAO2, Nan WANG2, Ru-yu JIANG2, Guo-liang LI2, Xiang-ping LIU2, Shan-min QU2, Wei-guang YANG2(
)
Received:2024-10-10
Revised:2024-11-25
Online:2025-09-20
Published:2025-07-02
Contact:
Wei-guang YANG
Ning CHEN, Feng-xuan BAO, Hui-xiang ZHAO, Nan WANG, Ru-yu JIANG, Guo-liang LI, Xiang-ping LIU, Shan-min QU, Wei-guang YANG. Physiological characteristics of the alfalfa root collar during overwintering under soda saline-alkali stress in cold areas[J]. Acta Prataculturae Sinica, 2025, 34(9): 78-86.
品种 Variety | 来源 Source | 抗寒级 Cold resistance | 秋眠级 Fall dormancy | 越冬率 Wintering rate (%) |
|---|---|---|---|---|
龙牧801 Longmu No.801 M. ruthenica Sojak×M. sativa ‘Longmu No.801’ | 黑龙江省农业科学院Heilongjiang Academy of Agricultural Sciences | - | 1.0 | 96.59±1.04a |
| 骑士T Stockpile M. sativa ‘Stockpile’ | 北京佰青源畜牧业科技发展有限公司Beijing Baiqingyuan Animal Husbandry Technology Development Co., Ltd. | 1.4 | 3.9 | 83.54±0.99b |
Table 1 Source and materials of tested alfalfa
品种 Variety | 来源 Source | 抗寒级 Cold resistance | 秋眠级 Fall dormancy | 越冬率 Wintering rate (%) |
|---|---|---|---|---|
龙牧801 Longmu No.801 M. ruthenica Sojak×M. sativa ‘Longmu No.801’ | 黑龙江省农业科学院Heilongjiang Academy of Agricultural Sciences | - | 1.0 | 96.59±1.04a |
| 骑士T Stockpile M. sativa ‘Stockpile’ | 北京佰青源畜牧业科技发展有限公司Beijing Baiqingyuan Animal Husbandry Technology Development Co., Ltd. | 1.4 | 3.9 | 83.54±0.99b |
土壤类型 Soil type | pH | 电导率 Conductivity (mS·cm-1) | CO32-含量 CO32- content (g·kg-1) | HCO3-含量HCO3- content (g·kg-1) | Cl-含量 Cl- content (g·kg-1) | SO42-含量 SO42- content (g·kg-1) | Na+含量 Na+ content (g·kg-1) | 碱解氮含量 Available nitrogen (mg·kg-1) | 有效磷含量 Available phosphorus (mg·kg-1) |
|---|---|---|---|---|---|---|---|---|---|
| 苏打盐碱土Soda saline-alkali soil | 8.9 | 0.22 | 0.0026 | 0.81 | 0.32 | 0.62 | 1.63 | 102.75 | 12.31 |
Table 2 Soil types and physical and chemical properties of sample area
土壤类型 Soil type | pH | 电导率 Conductivity (mS·cm-1) | CO32-含量 CO32- content (g·kg-1) | HCO3-含量HCO3- content (g·kg-1) | Cl-含量 Cl- content (g·kg-1) | SO42-含量 SO42- content (g·kg-1) | Na+含量 Na+ content (g·kg-1) | 碱解氮含量 Available nitrogen (mg·kg-1) | 有效磷含量 Available phosphorus (mg·kg-1) |
|---|---|---|---|---|---|---|---|---|---|
| 苏打盐碱土Soda saline-alkali soil | 8.9 | 0.22 | 0.0026 | 0.81 | 0.32 | 0.62 | 1.63 | 102.75 | 12.31 |
编号 Code | 采样日期 Sampling date | 最高温度 Maximum temperature (℃) | 最低温度 Minimum temperature (℃) |
|---|---|---|---|
| T1 | 2023-09-26 | 22 | 14 |
| T2 | 2023-10-28 | 13 | 2 |
| T3 | 2023-11-28 | -12 | -18 |
| T4 | 2023-12-30 | -13 | -17 |
| T5 | 2024-02-28 | -6 | -15 |
| T6 | 2024-04-24 | 18 | 10 |
Table 3 Sampling period and temperature
编号 Code | 采样日期 Sampling date | 最高温度 Maximum temperature (℃) | 最低温度 Minimum temperature (℃) |
|---|---|---|---|
| T1 | 2023-09-26 | 22 | 14 |
| T2 | 2023-10-28 | 13 | 2 |
| T3 | 2023-11-28 | -12 | -18 |
| T4 | 2023-12-30 | -13 | -17 |
| T5 | 2024-02-28 | -6 | -15 |
| T6 | 2024-04-24 | 18 | 10 |
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