Acta Prataculturae Sinica ›› 2021, Vol. 30 ›› Issue (3): 137-157.DOI: 10.11686/cyxb2020416
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Ya-qi CHEN(), Kai-qi SU, Tai-xiang CHEN, Chun-jie LI()
Received:
2020-09-14
Revised:
2020-10-26
Online:
2021-03-20
Published:
2021-03-09
Contact:
Chun-jie LI
Ya-qi CHEN, Kai-qi SU, Tai-xiang CHEN, Chun-jie LI. Effects of complex saline-alkali stress on seed germination and seedling physiological characteristics of Achnatherum inebrians[J]. Acta Prataculturae Sinica, 2021, 30(3): 137-157.
采样地 Sites | 经纬度 Longitude and latitude | 海拔 Altitude (m) | 草原湿润度指数 Grassland and moisture index (K) |
---|---|---|---|
夏河县Xiahe City | 102°33′ E,35°11′ N | 2896 | 2.00 |
Table 1 The meteorological condition of sites
采样地 Sites | 经纬度 Longitude and latitude | 海拔 Altitude (m) | 草原湿润度指数 Grassland and moisture index (K) |
---|---|---|---|
夏河县Xiahe City | 102°33′ E,35°11′ N | 2896 | 2.00 |
处理 Treatments | 盐碱组分及摩尔比例Salt composition and molar ratio | pH | ||||||
---|---|---|---|---|---|---|---|---|
NaCl | Na2SO4 | NaHCO3 | Na2CO3 | 50 mmol·L-1 | 100 mmol·L-1 | 150 mmol·L-1 | 200 mmol·L-1 | |
CK | 0 | 0 | 0 | 0 | 7.0 | 7.0 | 7.0 | 7.0 |
A | 1 | 1 | 0 | 0 | 7.2 | 7.3 | 7.6 | 7.6 |
B | 1 | 2 | 1 | 0 | 8.7 | 8.7 | 8.9 | 9.0 |
C | 1 | 9 | 9 | 1 | 9.0 | 9.1 | 9.1 | 9.2 |
D | 1 | 1 | 1 | 1 | 9.6 | 9.6 | 9.6 | 9.8 |
E | 9 | 1 | 1 | 9 | 10.3 | 10.4 | 10.4 | 10.5 |
Table 2 Salts composition, molar ratio and pH value of mixed saline-alkali treatment
处理 Treatments | 盐碱组分及摩尔比例Salt composition and molar ratio | pH | ||||||
---|---|---|---|---|---|---|---|---|
NaCl | Na2SO4 | NaHCO3 | Na2CO3 | 50 mmol·L-1 | 100 mmol·L-1 | 150 mmol·L-1 | 200 mmol·L-1 | |
CK | 0 | 0 | 0 | 0 | 7.0 | 7.0 | 7.0 | 7.0 |
A | 1 | 1 | 0 | 0 | 7.2 | 7.3 | 7.6 | 7.6 |
B | 1 | 2 | 1 | 0 | 8.7 | 8.7 | 8.9 | 9.0 |
C | 1 | 9 | 9 | 1 | 9.0 | 9.1 | 9.1 | 9.2 |
D | 1 | 1 | 1 | 1 | 9.6 | 9.6 | 9.6 | 9.8 |
E | 9 | 1 | 1 | 9 | 10.3 | 10.4 | 10.4 | 10.5 |
混合盐碱处理 Saline-alkali treatment | 浓度 Concentration of saline-alkali (mmol·L-1) | 发芽率 Germination rate (%) | 发芽势 Germination energy | ||
---|---|---|---|---|---|
E+ | E- | E+ | E- | ||
CK | 0 | 0.75±0.05abcde | 0.87±0.03a | 0.62±0.10ab | 0.75±0.00a |
A | 50 | 0.82±0.03ab | 0.77±0.03abcd | 0.72±0.10a | 0.67±0.10ab |
100 | 0.63±0.14defg | 0.68±0.08bcdef | 0.45±0.00cde | 0.65±0.10ab | |
150 | 0.62±0.03efg | 0.35±0.23ijk | 0.32±0.03efg | 0.30±0.20efgh | |
200 | 0.38±0.03hij | 0.35±0.00ijk | 0.27±0.03fghi | 0.25±0.09fghij | |
B | 50 | 0.78±0.03abc | 0.75±0.05abcde | 0.52±0.06bcd | 0.65±0.05ab |
100 | 0.37±0.08ijk | 0.35±0.10ijk | 0.22±0.15ghijk | 0.32±0.10defg | |
150 | 0.18±0.15lmn | 0.23±0.15klm | 0.17±0.13ghijkl | 0.20±0.13ghijk | |
200 | 0.08±0.06nop | 0.18±0.06lmn | 0.08±0.06klm | 0.18±0.06ghijkl | |
C | 50 | 0.67±0.03cdef | 0.47±0.06ghi | 0.55±0.10bc | 0.45±0.09cde |
100 | 0.17±0.03lmn | 0.33±0.03ijk | 0.15±0.05hijklm | 0.27±0.03fghi | |
150 | 0.13±0.03lmnop | 0.15±0.05lmno | 0.10±0.05jklm | 0.15±0.05hijklm | |
200 | 0.05±0.09nop | 0.05±0.05nop | 0.05±0.09lm | 0.03±0.06lm | |
D | 50 | 0.60±0.05fg | 0.42±0.03hi | 0.57±0.06bc | 0.43±0.03cde |
100 | 0.52±0.10gh | 0.38±0.06hij | 0.45±0.05cde | 0.30±0.09efgh | |
150 | 0.42±0.10hi | 0.27±0.06jkl | 0.38±0.08def | 0.27±0.06fghi | |
200 | 0.10±0.00mnop | 0.02±0.03op | 0.10±0.00jklm | 0.07±0.12klm | |
E | 50 | 0.25±0.05jkl | 0.13±0.08lmnop | 0.18±0.08ghijkl | 0.13±0.08ijklm |
100 | 0.07±0.03nop | 0.07±0.08nop | 0.07±0.03klm | 0.07±0.08klm | |
150 | 0.07±0.08nop | 0.07±0.08nop | 0.07±0.08klm | 0.07±0.08klm | |
200 | 0.00±0.00p | 0.00±0.00p | 0.00±0.00m | 0.00±0.00m |
Table 3 The effect of complex saline-alkali treatment on seed germination rate and germination energy
混合盐碱处理 Saline-alkali treatment | 浓度 Concentration of saline-alkali (mmol·L-1) | 发芽率 Germination rate (%) | 发芽势 Germination energy | ||
---|---|---|---|---|---|
E+ | E- | E+ | E- | ||
CK | 0 | 0.75±0.05abcde | 0.87±0.03a | 0.62±0.10ab | 0.75±0.00a |
A | 50 | 0.82±0.03ab | 0.77±0.03abcd | 0.72±0.10a | 0.67±0.10ab |
100 | 0.63±0.14defg | 0.68±0.08bcdef | 0.45±0.00cde | 0.65±0.10ab | |
150 | 0.62±0.03efg | 0.35±0.23ijk | 0.32±0.03efg | 0.30±0.20efgh | |
200 | 0.38±0.03hij | 0.35±0.00ijk | 0.27±0.03fghi | 0.25±0.09fghij | |
B | 50 | 0.78±0.03abc | 0.75±0.05abcde | 0.52±0.06bcd | 0.65±0.05ab |
100 | 0.37±0.08ijk | 0.35±0.10ijk | 0.22±0.15ghijk | 0.32±0.10defg | |
150 | 0.18±0.15lmn | 0.23±0.15klm | 0.17±0.13ghijkl | 0.20±0.13ghijk | |
200 | 0.08±0.06nop | 0.18±0.06lmn | 0.08±0.06klm | 0.18±0.06ghijkl | |
C | 50 | 0.67±0.03cdef | 0.47±0.06ghi | 0.55±0.10bc | 0.45±0.09cde |
100 | 0.17±0.03lmn | 0.33±0.03ijk | 0.15±0.05hijklm | 0.27±0.03fghi | |
150 | 0.13±0.03lmnop | 0.15±0.05lmno | 0.10±0.05jklm | 0.15±0.05hijklm | |
200 | 0.05±0.09nop | 0.05±0.05nop | 0.05±0.09lm | 0.03±0.06lm | |
D | 50 | 0.60±0.05fg | 0.42±0.03hi | 0.57±0.06bc | 0.43±0.03cde |
100 | 0.52±0.10gh | 0.38±0.06hij | 0.45±0.05cde | 0.30±0.09efgh | |
150 | 0.42±0.10hi | 0.27±0.06jkl | 0.38±0.08def | 0.27±0.06fghi | |
200 | 0.10±0.00mnop | 0.02±0.03op | 0.10±0.00jklm | 0.07±0.12klm | |
E | 50 | 0.25±0.05jkl | 0.13±0.08lmnop | 0.18±0.08ghijkl | 0.13±0.08ijklm |
100 | 0.07±0.03nop | 0.07±0.08nop | 0.07±0.03klm | 0.07±0.08klm | |
150 | 0.07±0.08nop | 0.07±0.08nop | 0.07±0.08klm | 0.07±0.08klm | |
200 | 0.00±0.00p | 0.00±0.00p | 0.00±0.00m | 0.00±0.00m |
混合盐碱处理Saline-alkali treatment | 浓度 Concentration of saline-alkali (mmol·L-1) | 发芽指数 Germination index | 活力指数 Vigor index | ||
---|---|---|---|---|---|
E+ | E- | E+ | E- | ||
CK | 0 | 6.84±0.36bc | 7.46±0.24bc | 30.56±1.82bc | 24.91±5.09cd |
A | 50 | 10.23±1.08a | 10.85±0.51a | 38.67±6.80a | 36.80±0.79ab |
100 | 4.93±1.00d | 7.62±0.43bc | 25.08±4.91cd | 33.77±4.42ab | |
150 | 3.92±0.14defg | 2.82±1.22fghij | 18.15±2.86ef | 8.58±3.51ghij | |
200 | 2.13±0.25hijklmn | 2.28±0.59hijklm | 6.51±0.63hijkl | 7.23±2.01ghijk | |
B | 50 | 6.93±1.72bc | 8.23±0.30b | 35.26±13.81ab | 32.92±2.13ab |
100 | 2.91±1.09fghij | 3.32±0.90efghi | 9.91±3.84gh | 8.75±3.33fghi | |
150 | 2.00±1.46hijklmn | 2.35±1.79ghijkl | 4.79±3.60hijkl | 5.18±4.30hijkl | |
200 | 0.61±0.35mnop | 0.99±0.19mnop | 1.22±0.69kl | 1.65±0.38jkl | |
C | 50 | 6.38±0.89c | 6.59±2.47c | 25.92±5.30cd | 5.89±0.28hijkl |
100 | 1.39±0.22jklmnop | 2.09±0.80hijklmn | 4.37±0.40hijkl | 4.92±2.32hijkl | |
150 | 1.10±0.36klmnop | 1.31±0.54jklmnop | 2.54±0.84ijkl | 2.20±1.60ijkl | |
200 | 0.31±0.53op | 0.23±0.31op | 0.34±0.58kl | 0.31±0.44kl | |
D | 50 | 4.54±1.20de | 3.43±0.36defgh | 13.31±3.80fg | 22.36±8.08de |
100 | 4.36±0.79def | 2.95±0.48fghij | 10.23±2.35gh | 5.37±0.28hijkl | |
150 | 2.66±0.71ghijk | 2.26±0.64hijklm | 3.97±1.39hijkl | 2.78±0.95ijkl | |
200 | 0.80±0.17lmnop | 0.61±1.10mnop | 0.72±0.27kl | 0.61±1.06kl | |
E | 50 | 1.74±0.38ijklmn | 1.53±0.65jklmnop | 3.60±0.84hijkl | 1.43±0.83kl |
100 | 0.47±0.13nop | 0.67±0.76mnop | 0.42±0.09kl | 0.55±0.69kl | |
150 | 0.46±0.62nop | 0.58±0.80nop | 0.53±0.79kl | 0.44±0.64kl | |
200 | 0.00±0.00p | 0.00±0.00p | 0.00±0.00l | 0.00±0.00l |
Table 4 The effect of complex saline-alkali treatment on seed germination index and vigor index
混合盐碱处理Saline-alkali treatment | 浓度 Concentration of saline-alkali (mmol·L-1) | 发芽指数 Germination index | 活力指数 Vigor index | ||
---|---|---|---|---|---|
E+ | E- | E+ | E- | ||
CK | 0 | 6.84±0.36bc | 7.46±0.24bc | 30.56±1.82bc | 24.91±5.09cd |
A | 50 | 10.23±1.08a | 10.85±0.51a | 38.67±6.80a | 36.80±0.79ab |
100 | 4.93±1.00d | 7.62±0.43bc | 25.08±4.91cd | 33.77±4.42ab | |
150 | 3.92±0.14defg | 2.82±1.22fghij | 18.15±2.86ef | 8.58±3.51ghij | |
200 | 2.13±0.25hijklmn | 2.28±0.59hijklm | 6.51±0.63hijkl | 7.23±2.01ghijk | |
B | 50 | 6.93±1.72bc | 8.23±0.30b | 35.26±13.81ab | 32.92±2.13ab |
100 | 2.91±1.09fghij | 3.32±0.90efghi | 9.91±3.84gh | 8.75±3.33fghi | |
150 | 2.00±1.46hijklmn | 2.35±1.79ghijkl | 4.79±3.60hijkl | 5.18±4.30hijkl | |
200 | 0.61±0.35mnop | 0.99±0.19mnop | 1.22±0.69kl | 1.65±0.38jkl | |
C | 50 | 6.38±0.89c | 6.59±2.47c | 25.92±5.30cd | 5.89±0.28hijkl |
100 | 1.39±0.22jklmnop | 2.09±0.80hijklmn | 4.37±0.40hijkl | 4.92±2.32hijkl | |
150 | 1.10±0.36klmnop | 1.31±0.54jklmnop | 2.54±0.84ijkl | 2.20±1.60ijkl | |
200 | 0.31±0.53op | 0.23±0.31op | 0.34±0.58kl | 0.31±0.44kl | |
D | 50 | 4.54±1.20de | 3.43±0.36defgh | 13.31±3.80fg | 22.36±8.08de |
100 | 4.36±0.79def | 2.95±0.48fghij | 10.23±2.35gh | 5.37±0.28hijkl | |
150 | 2.66±0.71ghijk | 2.26±0.64hijklm | 3.97±1.39hijkl | 2.78±0.95ijkl | |
200 | 0.80±0.17lmnop | 0.61±1.10mnop | 0.72±0.27kl | 0.61±1.06kl | |
E | 50 | 1.74±0.38ijklmn | 1.53±0.65jklmnop | 3.60±0.84hijkl | 1.43±0.83kl |
100 | 0.47±0.13nop | 0.67±0.76mnop | 0.42±0.09kl | 0.55±0.69kl | |
150 | 0.46±0.62nop | 0.58±0.80nop | 0.53±0.79kl | 0.44±0.64kl | |
200 | 0.00±0.00p | 0.00±0.00p | 0.00±0.00l | 0.00±0.00l |
混合盐碱 处理 Saline-alkali treatment | 浓度 Concentration of saline-alkali (mmol·L-1) | 苗长 The length of seedling (cm) | 胚根长 The length of radicle (cm) | 根冠比 Root-shoot ratio | |||
---|---|---|---|---|---|---|---|
E+ | E- | E+ | E- | E+ | E- | ||
CK | 0 | 4.47±0.15bc | 3.36±0.77ef | 1.68±0.17cd | 1.74±0.50cd | 0.36±0.01bcdef | 0.40±0.03bcd |
A | 50 | 5.30±0.30a | 4.63±0.49b | 2.00±0.56bc | 2.42±0.13a | 0.45±0.17ab | 0.43±0.02abc |
100 | 4.77±0.15b | 4.60±0.30b | 1.87±0.39bc | 2.21±0.11ab | 0.33±0.03bcdefg | 0.42±0.09abc | |
150 | 4.00±0.30cd | 3.17±0.21f | 1.36±0.12defg | 1.64±0.03cde | 0.29±0.07bcdefghi | 0.42±0.02abc | |
200 | 3.07±0.06fg | 3.07±0.12fg | 1.23±0.12fgh | 1.17±0.15fghi | 0.26±0.07cdefghi | 0.41±0.05abc | |
B | 50 | 3.77±0.31de | 3.03±0.06fg | 2.47±0.47a | 1.13±0.06fghij | 0.57±0.16a | 0.39±0.03bcd |
100 | 3.40±0.20ef | 2.60±0.41gh | 1.35±0.03defg | 0.80±0.14ijklm | 0.40±0.07bcd | 0.37±0.05bcde | |
150 | 2.30±0.20hi | 2.14±0.16hij | 1.08±0.28fghij | 0.73±0.05jklmn | 0.25±0.06cdefghi | 0.31±0.06bcdefgh | |
200 | 2.00±0.00ijkl | 1.66±0.12jklm | 0.74±0.24jklmn | 0.66±0.19lmno | 0.25±0.01cdefghi | 0.27±0.13bcdefghi | |
C | 50 | 2.92±0.13fg | 2.14±0.16hij | 1.00±0.00ghijkl | 1.10±0.19fghij | 0.35±0.04bcdef | 0.36±0.10bcdef |
100 | 2.33±0.12hi | 1.69±0.07jklm | 0.95±0.00ghijkl | 0.63±0.08lmno | 0.31±0.04bcdefgh | 0.29±0.09bcdefghi | |
150 | 1.47±0.15lm | 1.21±0.12mn | 0.81±0.16hijklm | 0.36±0.06nopq | 0.25±0.04cdefghi | 0.11±0.15ijkl | |
200 | 0.88±0.20nop | 0.33±0.58pq | 0.41±0.18mnopq | 0.14±0.25pq | 0.16±0.27ghijkl | 0.27±0.02bcdefghi | |
D | 50 | 4.03±0.29cd | 3.40±0.10ef | 1.44±0.01def | 1.44±0.21efg | 0.34±0.02bcdefg | 0.33±0.08bcdefg |
100 | 3.17±0.29f | 2.30±0.26hi | 1.28±0.07efg | 1.01±0.25ghijkl | 0.31±0.02bcdefgh | 0.33±0.03bcdefg | |
150 | 2.31±0.20hi | 1.53±0.55klm | 1.22±0.12fgh | 0.72±0.05klmn | 0.02±0.01kl | 0.28±0.10bcdefghi | |
200 | 0.37±0.64opq | 1.20±1.17mn | 0.33±0.58nopq | 0.71±0.13klmn | 0.72±0.27kl | 0.05±0.09jkl | |
E | 50 | 2.07±0.06hijk | 0.91±0.21no | 0.63±0.06lmno | 0.46±0.14mnop | 0.22±0.01defghij | 0.28±0.13bcdefghi |
100 | 0.91±0.12no | 0.51±0.46opq | 0.33±0.02nopq | 0.27±0.24opq | 0.19±0.05efghij | 0.18±0.17fghijk | |
150 | 0.66±0.62nop | 0.44±0.40opq | 0.15±0.13pq | 0.15±0.13pq | 0.13±0.13hijkl | 0.16±0.15ghijkl | |
200 | 0.00±0.00q | 0.00±0.00q | 0.00±0.00q | 0.00±0.00q | 0.00±0.00l | 0.00±0.00l |
Table 5 The effect of complex saline-alkali treatment on the length of seedling, the length of radicle and root-shoot ratio
混合盐碱 处理 Saline-alkali treatment | 浓度 Concentration of saline-alkali (mmol·L-1) | 苗长 The length of seedling (cm) | 胚根长 The length of radicle (cm) | 根冠比 Root-shoot ratio | |||
---|---|---|---|---|---|---|---|
E+ | E- | E+ | E- | E+ | E- | ||
CK | 0 | 4.47±0.15bc | 3.36±0.77ef | 1.68±0.17cd | 1.74±0.50cd | 0.36±0.01bcdef | 0.40±0.03bcd |
A | 50 | 5.30±0.30a | 4.63±0.49b | 2.00±0.56bc | 2.42±0.13a | 0.45±0.17ab | 0.43±0.02abc |
100 | 4.77±0.15b | 4.60±0.30b | 1.87±0.39bc | 2.21±0.11ab | 0.33±0.03bcdefg | 0.42±0.09abc | |
150 | 4.00±0.30cd | 3.17±0.21f | 1.36±0.12defg | 1.64±0.03cde | 0.29±0.07bcdefghi | 0.42±0.02abc | |
200 | 3.07±0.06fg | 3.07±0.12fg | 1.23±0.12fgh | 1.17±0.15fghi | 0.26±0.07cdefghi | 0.41±0.05abc | |
B | 50 | 3.77±0.31de | 3.03±0.06fg | 2.47±0.47a | 1.13±0.06fghij | 0.57±0.16a | 0.39±0.03bcd |
100 | 3.40±0.20ef | 2.60±0.41gh | 1.35±0.03defg | 0.80±0.14ijklm | 0.40±0.07bcd | 0.37±0.05bcde | |
150 | 2.30±0.20hi | 2.14±0.16hij | 1.08±0.28fghij | 0.73±0.05jklmn | 0.25±0.06cdefghi | 0.31±0.06bcdefgh | |
200 | 2.00±0.00ijkl | 1.66±0.12jklm | 0.74±0.24jklmn | 0.66±0.19lmno | 0.25±0.01cdefghi | 0.27±0.13bcdefghi | |
C | 50 | 2.92±0.13fg | 2.14±0.16hij | 1.00±0.00ghijkl | 1.10±0.19fghij | 0.35±0.04bcdef | 0.36±0.10bcdef |
100 | 2.33±0.12hi | 1.69±0.07jklm | 0.95±0.00ghijkl | 0.63±0.08lmno | 0.31±0.04bcdefgh | 0.29±0.09bcdefghi | |
150 | 1.47±0.15lm | 1.21±0.12mn | 0.81±0.16hijklm | 0.36±0.06nopq | 0.25±0.04cdefghi | 0.11±0.15ijkl | |
200 | 0.88±0.20nop | 0.33±0.58pq | 0.41±0.18mnopq | 0.14±0.25pq | 0.16±0.27ghijkl | 0.27±0.02bcdefghi | |
D | 50 | 4.03±0.29cd | 3.40±0.10ef | 1.44±0.01def | 1.44±0.21efg | 0.34±0.02bcdefg | 0.33±0.08bcdefg |
100 | 3.17±0.29f | 2.30±0.26hi | 1.28±0.07efg | 1.01±0.25ghijkl | 0.31±0.02bcdefgh | 0.33±0.03bcdefg | |
150 | 2.31±0.20hi | 1.53±0.55klm | 1.22±0.12fgh | 0.72±0.05klmn | 0.02±0.01kl | 0.28±0.10bcdefghi | |
200 | 0.37±0.64opq | 1.20±1.17mn | 0.33±0.58nopq | 0.71±0.13klmn | 0.72±0.27kl | 0.05±0.09jkl | |
E | 50 | 2.07±0.06hijk | 0.91±0.21no | 0.63±0.06lmno | 0.46±0.14mnop | 0.22±0.01defghij | 0.28±0.13bcdefghi |
100 | 0.91±0.12no | 0.51±0.46opq | 0.33±0.02nopq | 0.27±0.24opq | 0.19±0.05efghij | 0.18±0.17fghijk | |
150 | 0.66±0.62nop | 0.44±0.40opq | 0.15±0.13pq | 0.15±0.13pq | 0.13±0.13hijkl | 0.16±0.15ghijkl | |
200 | 0.00±0.00q | 0.00±0.00q | 0.00±0.00q | 0.00±0.00q | 0.00±0.00l | 0.00±0.00l |
混合盐胁迫处理Saline-alkali treatment | 发芽率Germination rate | 发芽势Germination potential | 发芽指数Germination index | 活力指数 Vigor index | 平均发芽时间MGT | 苗长Seedling length | 胚根 长度 Radicle length | 根冠比Root-shoot ratio | POD | SOD | MDA | CAT | 脯氨酸Proline | 隶属函数平均值Subjection average value | 排序Rank |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
A | 0.5606 | 0.4924 | 0.4593 | 0.3828 | 0.5816 | 0.6013 | 0.7327 | 0.6294 | 0.4688 | 0.6136 | 0.6263 | 0.4944 | 0.7610 | 0.5696 | 1 |
B | 0.4056 | 0.3818 | 0.3679 | 0.3527 | 0.4120 | 0.4936 | 0.6056 | 0.4308 | 0.5189 | 0.6204 | 0.4420 | 0.5513 | 0.5372 | 0.4708 | 3 |
C | 0.3752 | 0.3438 | 0.3313 | 0.3176 | 0.3838 | 0.4506 | 0.4548 | 0.3333 | 0.5577 | 0.5182 | 0.4608 | 0.4267 | 0.4781 | 0.4178 | 4 |
D | 0.6250 | 0.4800 | 0.5218 | 0.4905 | 0.4370 | 0.4945 | 0.4369 | 0.5615 | 0.5307 | 0.6042 | 0.6302 | 0.6406 | 0.5653 | 0.5399 | 2 |
E | 0.3182 | 0.3333 | 0.3047 | 0.2887 | 0.3762 | 0.3939 | 0.3500 | 0.3274 | 0.4259 | 0.4981 | 0.5579 | 0.3366 | 0.3621 | 0.3748 | 5 |
Table 6 Subjection values and comprehensive evaluation of salt tolerance order of E+ drunken horse grass under complex saline-alkali treatments
混合盐胁迫处理Saline-alkali treatment | 发芽率Germination rate | 发芽势Germination potential | 发芽指数Germination index | 活力指数 Vigor index | 平均发芽时间MGT | 苗长Seedling length | 胚根 长度 Radicle length | 根冠比Root-shoot ratio | POD | SOD | MDA | CAT | 脯氨酸Proline | 隶属函数平均值Subjection average value | 排序Rank |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
A | 0.5606 | 0.4924 | 0.4593 | 0.3828 | 0.5816 | 0.6013 | 0.7327 | 0.6294 | 0.4688 | 0.6136 | 0.6263 | 0.4944 | 0.7610 | 0.5696 | 1 |
B | 0.4056 | 0.3818 | 0.3679 | 0.3527 | 0.4120 | 0.4936 | 0.6056 | 0.4308 | 0.5189 | 0.6204 | 0.4420 | 0.5513 | 0.5372 | 0.4708 | 3 |
C | 0.3752 | 0.3438 | 0.3313 | 0.3176 | 0.3838 | 0.4506 | 0.4548 | 0.3333 | 0.5577 | 0.5182 | 0.4608 | 0.4267 | 0.4781 | 0.4178 | 4 |
D | 0.6250 | 0.4800 | 0.5218 | 0.4905 | 0.4370 | 0.4945 | 0.4369 | 0.5615 | 0.5307 | 0.6042 | 0.6302 | 0.6406 | 0.5653 | 0.5399 | 2 |
E | 0.3182 | 0.3333 | 0.3047 | 0.2887 | 0.3762 | 0.3939 | 0.3500 | 0.3274 | 0.4259 | 0.4981 | 0.5579 | 0.3366 | 0.3621 | 0.3748 | 5 |
混合盐胁迫处理 Saline-alkali treatment | 发芽率Germination rate | 发芽势Germination potential | 发芽指数Germination index | 活力 指数 Vigor index | 平均发芽时间MGT | 苗长Seedling length | 胚根 长度Radicle length | 根冠比Root-shoot ratio | POD | SOD | MDA | CAT | 脯氨酸Proline | 隶属函数平均值Subjection average value | 排序Rank |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
A | 0.6875 | 0.5641 | 0.5873 | 0.6147 | 0.4405 | 0.5204 | 0.5538 | 0.7194 | 0.5502 | 0.6071 | 0.6612 | 0.8050 | 0.6287 | 0.6108 | 1 |
B | 0.4286 | 0.3958 | 0.3951 | 0.3975 | 0.4619 | 0.4800 | 0.4762 | 0.5784 | 0.4167 | 0.5657 | 0.5655 | 0.5889 | 0.5346 | 0.4835 | 3 |
C | 0.3999 | 0.3636 | 0.3395 | 0.3192 | 0.4318 | 0.4652 | 0.3928 | 0.3603 | 0.4505 | 0.4306 | 0.4375 | 0.5700 | 0.4239 | 0.4142 | 4 |
D | 0.5250 | 0.4583 | 0.4040 | 0.3507 | 0.4979 | 0.5326 | 0.6289 | 0.5417 | 0.5167 | 0.5093 | 0.5041 | 0.5256 | 0.7923 | 0.5221 | 2 |
E | 0.3417 | 0.3278 | 0.3280 | 0.2834 | 0.2997 | 0.4127 | 0.3279 | 0.3381 | 0.3406 | 0.4653 | 0.4929 | 0.3705 | 0.3838 | 0.3625 | 5 |
Table 7 Subjection values and comprehensive evaluation of salt tolerance order of E- drunken horse grass under complex saline-alkali treatments
混合盐胁迫处理 Saline-alkali treatment | 发芽率Germination rate | 发芽势Germination potential | 发芽指数Germination index | 活力 指数 Vigor index | 平均发芽时间MGT | 苗长Seedling length | 胚根 长度Radicle length | 根冠比Root-shoot ratio | POD | SOD | MDA | CAT | 脯氨酸Proline | 隶属函数平均值Subjection average value | 排序Rank |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
A | 0.6875 | 0.5641 | 0.5873 | 0.6147 | 0.4405 | 0.5204 | 0.5538 | 0.7194 | 0.5502 | 0.6071 | 0.6612 | 0.8050 | 0.6287 | 0.6108 | 1 |
B | 0.4286 | 0.3958 | 0.3951 | 0.3975 | 0.4619 | 0.4800 | 0.4762 | 0.5784 | 0.4167 | 0.5657 | 0.5655 | 0.5889 | 0.5346 | 0.4835 | 3 |
C | 0.3999 | 0.3636 | 0.3395 | 0.3192 | 0.4318 | 0.4652 | 0.3928 | 0.3603 | 0.4505 | 0.4306 | 0.4375 | 0.5700 | 0.4239 | 0.4142 | 4 |
D | 0.5250 | 0.4583 | 0.4040 | 0.3507 | 0.4979 | 0.5326 | 0.6289 | 0.5417 | 0.5167 | 0.5093 | 0.5041 | 0.5256 | 0.7923 | 0.5221 | 2 |
E | 0.3417 | 0.3278 | 0.3280 | 0.2834 | 0.2997 | 0.4127 | 0.3279 | 0.3381 | 0.3406 | 0.4653 | 0.4929 | 0.3705 | 0.3838 | 0.3625 | 5 |
主成分Principal component | E+醉马草耐盐性指标特征向量 Indicator eigenvector | 特征值Eigenvalue | 贡献率 Contribution (%) | 累积贡献率 Cumulative (%) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
X1 | X2 | X3 | X4 | X5 | X6 | X7 | X8 | X9 | X10 | X11 | X12 | X13 | ||||
Ⅰ | 0.290 | 0.279 | 0.300 | 0.341 | 0.178 | 0.185 | 0.344 | 0.295 | -0.247 | -0.236 | -0.337 | -0.294 | 0.210 | 8.395 | 64.576 | 64.576 |
Ⅱ | -0.137 | -0.082 | 0.095 | -0.019 | -0.484 | 0.563 | -0.011 | 0.238 | 0.171 | 0.236 | -0.088 | 0.240 | 0.454 | 2.174 | 16.720 | 81.296 |
Ⅲ | 0.377 | 0.434 | 0.303 | 0.084 | -0.040 | -0.093 | -0.011 | 0.078 | 0.482 | 0.482 | 0.120 | 0.049 | -0.271 | 1.762 | 13.556 | 94.852 |
Table 8 Principal component analysis of salt tolerance index of E+ drunken horse grass
主成分Principal component | E+醉马草耐盐性指标特征向量 Indicator eigenvector | 特征值Eigenvalue | 贡献率 Contribution (%) | 累积贡献率 Cumulative (%) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
X1 | X2 | X3 | X4 | X5 | X6 | X7 | X8 | X9 | X10 | X11 | X12 | X13 | ||||
Ⅰ | 0.290 | 0.279 | 0.300 | 0.341 | 0.178 | 0.185 | 0.344 | 0.295 | -0.247 | -0.236 | -0.337 | -0.294 | 0.210 | 8.395 | 64.576 | 64.576 |
Ⅱ | -0.137 | -0.082 | 0.095 | -0.019 | -0.484 | 0.563 | -0.011 | 0.238 | 0.171 | 0.236 | -0.088 | 0.240 | 0.454 | 2.174 | 16.720 | 81.296 |
Ⅲ | 0.377 | 0.434 | 0.303 | 0.084 | -0.040 | -0.093 | -0.011 | 0.078 | 0.482 | 0.482 | 0.120 | 0.049 | -0.271 | 1.762 | 13.556 | 94.852 |
主成分Principal component | E-醉马草耐盐性指标特征向量 Indicator eigenvector | 特征值Eigenvalue | 贡献率 Contribution (%) | 累积贡献率 Cumulative (%) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
X1 | X2 | X3 | X4 | X5 | X6 | X7 | X8 | X9 | X10 | X11 | X12 | X13 | ||||
Ⅰ | 0.290 | 0.248 | 0.312 | 0.325 | 0.217 | 0.301 | 0.323 | 0.301 | -0.261 | -0.231 | -0.237 | -0.313 | 0.209 | 9.198 | 70.754 | 70.754 |
Ⅱ | -0.046 | -0.080 | -0.046 | -0.081 | 0.501 | -0.126 | 0.013 | -0.021 | 0.424 | 0.258 | -0.479 | 0.119 | 0.475 | 1.960 | 15.075 | 85.829 |
Ⅲ | 0.442 | 0.267 | 0.244 | 0.055 | 0.211 | -0.329 | 0.107 | 0.066 | -0.042 | 0.568 | 0.168 | 0.188 | -0.339 | 1.141 | 8.779 | 94.608 |
Table 9 Principal component analysis of salt tolerance index of E- drunken horse grass
主成分Principal component | E-醉马草耐盐性指标特征向量 Indicator eigenvector | 特征值Eigenvalue | 贡献率 Contribution (%) | 累积贡献率 Cumulative (%) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
X1 | X2 | X3 | X4 | X5 | X6 | X7 | X8 | X9 | X10 | X11 | X12 | X13 | ||||
Ⅰ | 0.290 | 0.248 | 0.312 | 0.325 | 0.217 | 0.301 | 0.323 | 0.301 | -0.261 | -0.231 | -0.237 | -0.313 | 0.209 | 9.198 | 70.754 | 70.754 |
Ⅱ | -0.046 | -0.080 | -0.046 | -0.081 | 0.501 | -0.126 | 0.013 | -0.021 | 0.424 | 0.258 | -0.479 | 0.119 | 0.475 | 1.960 | 15.075 | 85.829 |
Ⅲ | 0.442 | 0.267 | 0.244 | 0.055 | 0.211 | -0.329 | 0.107 | 0.066 | -0.042 | 0.568 | 0.168 | 0.188 | -0.339 | 1.141 | 8.779 | 94.608 |
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