1 材料与方法
1.1 材料
1.2 方法
1.3 数据处理
2 结果与分析
2.1 温度对黄野螟发育历期的影响
表1 不同温度下黄野螟各虫态的发育历期Tab. 1 Developmental time (in days) of different stages of H. vitessoides at five constant temperatures |
| 发育阶段 Developmental stage | 温度Temperature/℃ | ||||
|---|---|---|---|---|---|
| 15 | 19 | 23 | 27 | 31 | |
| 卵Egg | 24.10±0.10a | 13.02±0.02b | 10.50±0.16c | 7.52±0.16d | 7.02±0.02e |
| 1龄幼虫The 1st instar larva | 9.93±0.14a | 3.67±0.24b | 2.03±0.02c | 1.95±0.04c | 1.87±0.06c |
| 2龄幼虫The 2nd instar larva | 14.23±0.23a | 4.43±0.27b | 4.33±0.34b | 4.00±0.19bc | 3.40±0.27c |
| 3龄幼虫The 3rd instar larva | 12.27±0.10a | 3.33±0.21b | 2.85±0.19c | 2.80±0.17c | 2.77±0.15c |
| 4龄幼虫The 4th instar larva | 14.50±0.19a | 3.73±0.21b | 3.23±0.20bc | 3.03±0.18c | 2.73±0.23c |
| 5龄幼虫The 5th instar larva | 12.50±0.09a | 5.90±0.21b | 5.63±0.44b | 5.13±0.34bc | 4.37±0.29c |
| 幼虫Larva | 63.43±0.22a | 21.06±0.66b | 18.07±0.60c | 16.91±0.52c | 15.14±0.51d |
| 预蛹Prepupa | 15.93±0.33a | 5.13±0.36b | 2.90±0.10c | 2.53±0.09cd | 2.07±0.07d |
| 蛹Pupa | 46.80±0.12a | 17.80±0.36b | 9.30±0.15c | 8.93±0.11cd | 8.47±0.10d |
| 产卵前期Preoviposition | 11.20±0.07a | 8.63±0.22b | 4.77±0.08c | 4.30±0.09d | 4.10±0.06d |
| 全世代 Whole generation | 161.46±0.94a | 63.64±1.31b | 45.54±0.77c | 40.19±0.85d | 36.80±0.61e |
Note: All the values are expressed as the means±SE. Mean values followed by different lowercase letters in the same row are significantly different from one another at 0.05 level. | |
注:表中数据为平均值±标准误,同一行数据后不同小写字母代表在0.05水平差异显著。 |
2.2 黄野螟的发育起点温度和有效积温
表2 黄野螟的发育起点温度和有效积温Tab. 2 The threshold temperature and effective accumulated temperature of H. vitessoides |
| 发育阶段 Developmental stage | 发育起点温度 Threshold temperature/℃ | 有效积温 Effective accumulated temperature/(d∙℃) |
|---|---|---|
| 卵Egg | 8.26±0.43cd | 150.73±4.98c |
| 1龄幼虫The 1st instar larva | 11.20±0.26a | 30.83±0.91f |
| 2龄幼虫The 2nd instar larva | 8.96±0.36ab | 65.56±4.66e |
| 3龄幼虫The 3rd instar larva | 10.42±1.21a | 43.34±3.97ef |
| 4龄幼虫The 4th instar larva | 10.14±0.66a | 47.88±3.86ef |
| 5龄幼虫The 5th instar larva | 5.03±0.45d | 105.58±3.51d |
| 幼虫Larva | 8.79±0.48bc | 291.45±14.28b |
| 预蛹Prepupa | 11.97±0.19a | 37.23±1.42ef |
| 蛹Pupa | 11.49±0.13a | 138.66±2.02c |
| 产卵前期 Preoviposition | 5.62±0.21d | 93.83±1.95d |
| 全世代Whole generation | 9.22±0.09bc | 718.10±7.66a |
Note: All the values are expressed as the means ± SE. Mean values followed by different lowercase letters in the same column are significantly different from one another at 0.05 level. | |
注:表中数据为平均值±标准误,同一列数据后不同小写字母代表在0.05水平上差异显著。 |
2.3 补充外源营养对黄野螟成虫寿命的影响
图1 不同外源营养对黄野螟成虫寿命的影响不同大写字母表示雌蜂在0.05水平差异显著;不同小写字母表示雄蜂在0.05水平差异显著。各种外源营养的浓度均为10%。 Fig. 1 Effect of supplementary nutrition on average lifetime of H. vitessoides Different uppercase letters indicated significant difference for female adults at 0.05 level and different lowercase letters indicated significant difference for male adults at 0.05 level. The contents of the supplementary nutritions were 10%. |
2.4 补充外源营养对黄野螟雌蛾总产卵量的影响
2.5 黄野螟在云南年发生代数推测
2.6 生活史
表3 黄野螟年生活史(云南省西双版纳傣族自治州,2017-2918年)Tab. 3 Annual life history of H. Vitessoides(Xishuangbanna,Yunnan,2017-2018) |
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