Author Affiliations
1College of Forestry and Grassland, Ningxia University, Yinchuan 750021, China2National Key Laboratory of Efficient Production of Forest Tree Resources, Yinchuan 750021, China3Research Institute of Lycium Science, Ningxia Academy of Agriculture and Forestry, Yinchuan 750002, China4Heilongjiang Research Institute of Atomic Energy, Harbin 150081, Chinashow less
Fig. 1. Variation status of Lyciumplants after irradiation treatment: (a) Z29 control plants; (b) variegated condition of plants after Z29 60 Gy irradiation treatment; (c) Z62 control plants; (d) variegated leaves after Z62 80 Gy irradiation treatment
Fig. 2. Viability of four species of Lyciumat different radiation doses (color online)
Fig. 3. Survival rate of four species of Lycium in the control group (a); decrease in the survival rate of the four Lycium species under 20 Gy (b), 40 Gy (c), 60 Gy (d), 80 Gy (e), and 100 Gy (f) compared with those in the control group
Fig. 4. Correlation analysis of four Lycium traits after treatment with different absorbed doses(Rd: absorbed dose; Rofs: rdiate of survival; dG: ground diamete; hP: plant heigh; Li: length of leaf; Lw: leaf width; Lt: leaf thickness; Pl: petiole length; La: leaf area; Lc: leaf circumference; Chlo.a: chlorophyll a; Chlo.b: chlorophyll b; Tcc:total chlorophyll; Caro:carotenoids; The numbers in the legend are correlation coefficients; *, **, *** represent 0.05, 0.01, and 0.001 levels, respectively
材料 | 吸收剂量 / Gy | 成活率 / % | 地径 / cm | 株高 / cm | 叶长 / cm | 叶宽 / cm | 叶厚 / cm | 叶柄长 / cm | 叶面积 / cm2 | 叶周长 / cm |
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Materials | Absorbed dose | Rdiate of survival | Ground diameter | Plant height | Length of leaf | Leaf width | Leaf thickness | Petiole length | Leaf area | Leaf circumference | Z29 | 0 | 90.75±0.58a | 5.93±0.28a | 113.18±8.15a | 99.00±5.17a | 31.35±2.31a | 0.45±0.04a | 11.73±1.21ab | 18.66±1.93a | 25.21±1.49a | 20 | 65.16±0.95ab | 5.5±1.31a | 107.5±21.05a | 82.61±2.69a | 28.56±2.29b | 0.35±0.03b | 12.69±0.93a | 13.49±1.44b | 21.28±0.29b | 40 | 60.72±0.51ab | 4.77±1.00a | 106.78±35.17a | 79.83±7.98a | 24.8±1.61c | 0.34±0.01b | 11.77±2.25ab | 12.74±2.19b | 20.25±2.47b | 60 | 60.19±0.46ab | 4.71±0.38a | 88.76±4.82a | 90.68±6.86a | 29.99±2.45ab | 0.28±0.04b | 10.43±1.70b | 12.28±1.80b | 20.01±1.56b | 80 | 9.03±0.12b | 2.85±1.10b | 31.7±25.75b | 71.23±4.44b | 25.69±1.58c | 0.21±0.10c | 10.99±1.16ab | 9.76±1.07c | 17.82±0.96c | 100 | — | — | — | — | — | — | — | — | — | Z62 | 0 | 100±0a | 5.91±0.90a | 100.88±10.73a | 80.48±6.11a | 41.95±3.79b | 0.33±0.02a | 13.82±0.87ab | 22.63±3.02b | 24.31±1.27b | 20 | 69.79±0.28ab | 4.97±0.27abc | 87.49±10.37ab | 77.13±3.34a | 38.6±2.24b | 0.27±0.03abc | 13.22±0.50abc | 16.54±2.11c | 21.11±1.03c | 40 | 46.74±0.70ab | 4.85±1.43ab | 76.92±43.01ab | 77.23±3.72a | 40.40±1.46b | 0.23±0.04c | 14.14±1.59ab | 15.05±1.69cd | 20.17±0.56cd | 60 | 39.85±0.91ab | 4.73±0.58ab | 75.78±9.51a | 76.67±4.84a | 57.01±5.79a | 0.30±0.05ab | 14.59±1.21a | 26.32±3.40a | 26.40±1.29a | 80 | 31.66±0.94ab | 4.60±0.60bc | 73.86±38.62ab | 73.15±11.66a | 36.66±5.52b | 0.25±0.04bc | 12.47±1.30bc | 10.49±3.51e | 17.20±2.51e | 100 | 8.92±0.13b | 3.65±0.73c | 53.5±19.4b | 72.17±10.03a | 38.15±3.28b | 0.23±0.06c | 11.69±2.02c | 12.58±1.60de | 18.62±1.33de | T3 | 0 | 78.64±1.54a | 5.12±0.41a | 95.41±8.07a | 74.72±3.96a | 37.75±3.32a | 0.30±0.01a | 11.62±1.46a | 19.84±0.98a | 21.76±0.29a | 20 | 51.19±1.33ab | 4.54±1.23a | 70.49±12.65b | 68.89±2.12b | 35.77±1.84a | 0.21±0.04b | 11.66±1.03a | 14.43±1.26c | 18.70±0.82c | 40 | 33.57±1.53ab | 4.28±0.34a | 60.84±15.73b | 70.37±3.39b | 36.93±3.94a | 0.19±0.03bc | 10.56±0.93a | 17.29±1.97b | 19.75±0.99b | 60 | 9.35±0.66ab | 4.08±0.17b | 49.12±4.11c | 56.17±5.55c | 28.86±2.87b | 0.16±0.03c | 8.82±1.94b | 8.60±1.42d | 14.47±1.43d | 80 | — | — | — | — | — | — | — | — | — | 100 | — | — | — | — | — | — | — | — | — | Z99 | 0 | 83.26±2.07a | 5.74±0.48a | 127.63±14.87a | 80.28±8.16bc | 27.84±4.82c | 0.35±0.01a | 11.28±0.92a | 15.72±4.62bc | 21.94±3.42a | 20 | 76.01±1.30a | 5.39±1.39a | 115.59±42.24a | 96.06±5.13ab | 33.17±6.15bc | 0.20±0.04d | 12.02±1.40a | 17.95±2.59ab | 24.21±2.45a | 40 | 70.24±0.84a | 5.01±0.73a | 99.44±14.74a | 97.38±7.31ab | 37.08±3.65b | 0.27±0.06bc | 11.62±2.92a | 19.61±3.33ab | 24.21±1.97a | 60 | 46.76±3.53a | 4.88±0.39a | 98.21±8.50a | 116.91±10.37a | 50.53±3.96a | 0.29±0.05b | 10.38±0.77a | 21.43±3.12a | 22.20±1.51a | 80 | 13.57±1.14a | 3.06±1.24b | 30.98±19.34b | 82.82±0.65c | 34.44±3.71b | 0.22±0.03cd | 10.43±1.10a | 12.04±2.28c | 18.59±1.10b | 100 | 8.06±1.52a | 2.60±0.33b | 26.75±7.94b | 51.59±6.16d | 21.30±1.98d | 0.19±0.04d | 6.46±1.61b | 6.73±1.72d | 13.78±1.75c |
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Table 1. Effects of different absorbed doses on the growth of 4 kinds of Lycium
吸收剂量 /Gy | 材料 | 地径 / cm | 株高 / cm | 叶长 / cm | 叶宽 / cm | 叶厚 / cm | 叶柄长 / cm | 叶面积 / cm2 | 叶周长 / cm |
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Absorbed dose | Materials | Ground diameter | Plant height | Length of leaf | Leaf width | Leaf thickness | Petiole length | Leaf area | Leaf circumference | 0 | Z29 | 5.93±0.28a | 113.18±8.15ab | 99.00±5.17a | 31.35±2.31b | 0.45±0.04a | 11.73±1.21b | 18.66±1.93ab | 25.21±1.49a | Z62 | 5.91±0.9a | 100.88±10.73bc | 80.48±6.11b | 41.95±3.79a | 0.33±0.02ab | 13.82±0.87a | 22.63±3.02a | 24.31±1.27ab | T3 | 5.12±0.41a | 95.41±8.07a | 74.72±3.96a | 37.75±3.32a | 0.30±0.01a | 11.62±1.46a | 19.84±0.98a | 21.76±0.29a | Z99 | 5.74±0.48a | 127.63±14.87a | 80.28±8.16b | 27.84±4.82b | 0.35±0.01b | 11.28±0.92b | 15.72±4.62c | 21.94±3.42b | 20 | Z29 | 5.50±1.31a | 107.5±21.05a | 82.61±2.69a | 28.56±2.29b | 0.35±0.03b | 12.69±0.93a | 13.49±1.44b | 21.28±0.29b | Z62 | 4.97±0.27a | 87.49±10.37ab | 77.13±3.34b | 38.6±2.24a | 0.27±0.03b | 13.22±0.5a | 16.54±2.11ab | 21.11±1.03b | T3 | 4.54±1.23a | 70.49±12.65b | 68.89±2.12c | 35.77±1.84ab | 0.21±0.04c | 11.66±1.03a | 14.43±1.26bc | 18.70±0.82b | Z99 | 5.39±1.39a | 115.59±42.24a | 96.06±5.13a | 33.17±6.15b | 0.2±0.04c | 12.02±1.4a | 17.95±2.59a | 24.21±2.45a | 40 | Z29 | 4.77±1a | 106.78±35.17a | 79.83±7.98a | 24.8±1.61c | 0.34±0.01b | 11.77±2.25ab | 12.74±2.19b | 20.25±2.47b | Z62 | 4.85±1.43a | 76.92±43.01ab | 77.23±3.72b | 40.40±1.46a | 0.23±0.04bc | 14.14±1.59a | 15.05±1.69bc | 20.17±0.56b | T3 | 4.28±0.34a | 60.84±15.73b | 70.37±3.39c | 36.93±3.94a | 0.19±0.03c | 10.56±0.93b | 17.29±1.97ab | 19.75±0.99b | Z99 | 5.01±0.73a | 99.44±14.74ab | 97.38±7.31a | 37.08±3.65a | 0.27±0.06b | 11.62±2.92b | 19.61±3.33a | 24.21±1.97a | 60 | Z29 | 4.71±0.38a | 88.76±4.82ab | 90.68±6.86b | 29.99±2.45c | 0.28±0.04a | 10.43±1.7b | 12.28±1.8c | 20.01±1.56c | Z62 | 4.73±0.58a | 75.78±9.51b | 76.67±4.84c | 57.01±5.79a | 0.30±0.05b | 14.59±1.21a | 26.32±3.4a | 26.40±1.29a | T3 | 4.08±0.17b | 49.12±4.11c | 56.17±5.55d | 28.86±2.87c | 0.16±0.03a | 8.82±1.94a | 8.60±1.42d | 14.47±1.43d | Z99 | 4.88±0.39a | 98.21±8.50a | 116.91±10.37a | 50.53±3.96b | 0.29±0.05a | 10.38±0.77a | 21.43±3.12b | 22.2±1.51b | 80 | Z29 | 2.85±1.10b | 31.70±25.75b | 71.23±4.44b | 25.69±1.58b | 0.21±0.10a | 10.99±1.16b | 9.76±1.07a | 17.82±0.96a | Z62 | 4.60±0.64a | 73.86±38.62a | 73.15±11.66ab | 36.66±5.52a | 0.25±0.04a | 12.47±1.30a | 10.49±3.51a | 17.20±2.51a | T3 | — | — | — | — | — | — | — | — | Z99 | 3.06±1.24b | 30.98±19.34b | 82.82±0.65a | 34.44±3.71a | 0.22±0.03a | 10.43±1.10b | 12.04±2.28a | 18.59±1.10a | 100 | Z29 | — | — | — | — | — | — | — | — | Z62 | 3.52±1.01a | 46.69±15.23a | 50.14±3.43a | 13.52±1.91a | 0.35±0.03a | 7.20±1.44a | 5.32±1.20a | 13.53±1.42a | T3 | — | — | — | — | — | — | — | — | Z99 | 6.84±1.50b | 123.79±19.01b | 75.82±5.22b | 28.06±2.03b | 0.28±0.03a | 11.30±1.53b | 13.05±1.54b | 19.87±1.17b |
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Table 2. Analysis of growth difference of different Lycium under the same absorbed dose
材料 Materials | 吸收剂量 / Gy Absorbed dose | 叶绿素a / (mg·g-1) Chlorophyll a | 叶绿素b / (mg·g-1) Chlorophyll b | 叶绿素总含量 / (mg·g-1) Total chlorophyll | 类胡萝卜 / (mg·g-1) Carotenoids |
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Z29 | 0 | 6.46±0.10ab | 2.32±0.08ab | 8.78±0.15ab | 2.15±0.08ab | 20 | 11.12±0.19a | 3.95±0.07a | 15.11±0.23a | 3.64±0.26a | 40 | 6.04±0.02ab | 2.53±0.06ab | 8.56±0.08ab | 2.21±0.12ab | 60 | 4.51±0.01ab | 1.82±0.02ab | 6.33±0.01ab | 1.43±0.02ab | 80 | 9.82±0.04a | 3.73±0.04a | 13.55±0.06a | 3.15±0.03ab | 100 | — | — | — | — | Z62 | 0 | 6.09±0.03ab | 2.10±0.04ab | 8.19±0.07ab | 2.30±0.07a | 20 | 5.03±0.06ab | 2.49±0.06ab | 7.52±0.06ab | 1.85±0.02a | 40 | 8.22±0.04ab | 3.69±0.06ab | 11.91±0.09ab | 3.09±0.03a | 60 | 2.80±0.02b | 1.37±0.03b | 4.17±0.04b | 1.07±0.05a | 80 | 14.88±0.00a | 6.20±0.09a | 21.07±0.09a | 4.88±0.03a | 100 | 8.87±0.07ab | 3.08±0.04ab | 11.95±0.08ab | 2.85±0.08a | T3 | 0 | 10.20±0.07a | 3.81±0.03a | 14.01±0.07a | 3.68±0.06a | 20 | 3.58±0.03ab | 2.80±0.01ab | 6.37±0.04ab | 1.64±0.01ab | 40 | 7.17±0.04ab | 3.18±0.02ab | 10.35±0.02ab | 2.65±0.02ab | 60 | 5.40±0.24ab | 2.23±0.02ab | 7.63±0.24ab | 1.84±0.02ab | 80 | — | — | — | — | 100 | — | — | — | — | Z99 | 0 | 7.07±0.05a | 2.27±0.05a | 9.33±0.10a | 2.38±0.12a | 20 | 5.21±0.09a | 2.42±0.04a | 7.63±0.13a | 1.95±0.05a | 40 | 9.11±0.01a | 3.21±0.09a | 12.33±0.10a | 2.86±0.08a | 60 | 4.67±0.05a | 1.79±0.02a | 6.46±0.05a | 1.55±0.03a | 80 | 10.41±0.33a | 4.24±0.10a | 14.64±0.23a | 3.26±0.18a | 100 | 7.86±0.08a | 3.09±0.03a | 10.96±0.08a | 2.48±0.07a |
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Table 3. Effects of different absorbed doses on physiological indexes of 4 kinds of Lycium leaves
吸收剂量 / Gy Absorbed dose | 材料 Materials | 叶绿素a / (mg·g-1) Chlorophyll a | 叶绿素b / (mg·g-1) Chlorophyll b | 叶绿素总含量 / (mg·g-1) Total chlorophyll | 类胡萝卜 / (mg·g-1) Carotenoids |
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0 | Z29 | 6.46±0.10a | 2.32±0.08a | 8.78±0.15a | 2.15±0.08a | Z62 | 6.09±0.03a | 2.10±0.04a | 8.19±0.07a | 2.30±0.07a | T3 | 10.20±0.07a | 3.81±0.03a | 14.01±0.07a | 3.68±0.06a | Z99 | 7.07±0.05a | 2.27±0.05a | 9.33±0.10a | 2.38±0.12a | 20 | Z29 | 11.12±0.19a | 3.95±0.07a | 15.11±0.23a | 3.64±0.26a | Z62 | 5.03±0.06a | 2.49±0.06a | 7.52±0.06a | 1.85±0.02a | T3 | 3.58±0.03a | 2.8±0.010a | 6.37±0.04a | 1.64±0.01a | Z99 | 5.21±0.09a | 2.42±0.04a | 7.63±0.13a | 1.95±0.05a | 40 | Z29 | 6.04±0.02a | 2.53±0.06a | 8.56±0.08a | 2.21±0.12a | Z62 | 8.22±0.04a | 3.69±0.06a | 11.91±0.09a | 3.09±0.03a | T3 | 7.17±0.04a | 3.18±0.02a | 10.35±0.02a | 2.65±0.02a | Z99 | 9.11±0.01a | 3.21±0.09a | 12.33±0.10a | 2.86±0.08a | 60 | Z29 | 4.51±0.01a | 1.82±0.02a | 6.33±0.01a | 1.43±0.02a | Z62 | 2.80±0.02a | 1.37±0.03a | 4.17±0.04a | 1.07±0.05a | T3 | 5.40±0.24a | 2.23±0.02a | 7.63±0.24a | 1.84±0.02a | Z99 | 4.67±0.05a | 1.79±0.02a | 6.46±0.05a | 1.55±0.03a | 80 | Z29 | 9.82±0.04a | 3.73±0.04a | 13.55±0.06a | 3.15±0.03a | Z62 | 14.88±0.00a | 6.2±0.09a | 21.07±0.09a | 4.88±0.03a | T3 | — | — | — | — | Z99 | 10.41±0.33a | 4.24±0.10a | 14.64±0.23a | 3.26±0.18a | 100 | Z29 | — | — | — | — | Z62 | 6.51±0.17a | 2.40±0.02a | 8.91±0.15a | 2.18±0.03a | T3 | — | — | — | — | Z99 | 5.54±0.32a | 1.76±0.04a | 7.30±0.29a | 2.08±0.05ab |
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Table 4. Physiological difference analysis of different Lyciumunder the same absorbed dose
吸收剂量 / Gy Absorbed dose | 死亡率 Death rate |
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Z29 | Z62 | T3 | Z99 |
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0 | 9.25 | 0 | 21.36 | 16.74 | 20 | 34.84 | 30.21 | 48.81 | 23.99 | 40 | 39.28 | 60.15 | 66.43 | 29.76 | 60 | 39.81 | 53.27 | 90.65 | 53.27 | 80 | 90.97 | 68.34 | 100 | 86.43 | 100 | 100 | 91.08 | 100 | 91.94 |
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Table 5. Mortality of 4 species of Lycium treated with different absorbed doses
枸杞材料 Wolfberry materials | 回归方程 Regression equation | R2 | p值 p value | 半致死剂量(LD50) Semi-lethal dose (LD50) |
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Z29 | y=0.886x+7.880 | 0.886 | 0.005 | 47.54 | Z62 | y=0.804x+10.298 | 0.900 | 0.004 | 49.38 | T3 | y=0.816x+30.423 | 0.923 | 0.002 | 23.99 | Z99 | y=0.838x+8.434 | 0.930 | 0.002 | 49.60 |
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Table 6. Relationship between mortality and absorbed dose of 4 kinds of Lyciumwith different absorbed doses