播期和种植密度对油菜产量和茎秆抗倒性的影响
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袁圆,汪波,周广生,刘芳,黄俊生,蒯婕
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Effects of Different Sowing Dates and Planting Densities on the Yield and Stem Lodging Resistance of Rapeseed
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YUAN Yuan,WANG Bo,ZHOU GuangSheng,LIU Fang,HUANG JunSheng,KUAI Jie
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表3 不同播期和密度对油菜茎秆主要成分的影响
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Table 3 Effects of different sowing dates and planting densities on main composition of rapeseed stem (%)
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年份
Year
| 播期
Sowing date | 品种
Variety
| 密度
Density | 酸不溶木质素
Acid insoluble lignin | 酸溶木质素
Soluble
lignin | 总木质素
Total
lignin | 半纤维素
Hemicel
lulose | 纤维素
Cellulose | 可溶性糖
Soluble
sugar | | 2017-2018 | T1 | 华油杂62
HZ 62 | D1 | 24.00bc | 1.73abc | 25.73abcd | 19.03cde | 34.74bc | 3.44a | | D2 | 24.23abc | 1.70abc | 25.93abc | 20.11b | 36.00ab | 3.24b | | D3 | 24.96a | 1.57c | 26.53a | 21.13a | 37.25a | 3.05c | | D4 | 23.38cde | 1.73abc | 25.11cde | 18.75def | 35.98ab | 3.40a | 沣油520
FY 520 | D1 | 22.43fg | 1.83ab | 24.26fg | 18.66def | 32.78cd | 3.29b | | D2 | 23.74bcd | 1.80ab | 25.54bcd | 18.61def | 34.84bc | 3.11c | | D3 | 24.53ab | 1.74abc | 26.26ab | 19.84bc | 35.61ab | 3.06c | | D4 | 23.78bcd | 1.77ab | 25.55bcd | 19.33bcd | 34.78bc | 3.27b | | T2 | 华油杂62
HZ 62 | D1 | 21.84g | 1.73abc | 23.57g | 16.96hi | 29.14e | 3.08c | | D2 | 22.72ef | 1.72abc | 24.43efg | 17.56gh | 30.89de | 2.86e | | D3 | 24.03bc | 1.68abc | 25.71abcd | 17.98fg | 31.51d | 2.71f | | D4 | 24.48ab | 1.63bc | 26.11ab | 18.09efg | 32.61d | 2.68f | 沣油520
FY 520 | D1 | 21.73g | 1.87a | 23.59g | 16.91hi | 22.32h | 2.96d | | D2 | 22.32fg | 1.82ab | 24.14fg | 17.22ghi | 23.79gh | 2.72f | | D3 | 23.08def | 1.82ab | 24.90def | 16.301i | 25.46fg | 2.70f | | D4 | 23.36cde | 1.81ab | 25.17cde | 17.95fg | 27.09f | 2.63f | | 2018-2019 | T1 | 华油杂62
HZ 62 | D1 | 24.43b | 2.03bcde | 26.46b | 18.32abc | 27.97cd | 5.50a | | D2 | 25.43a | 1.99cdef | 27.42a | 18.90a | 28.85bc | 4.87c | | D3 | 25.66a | 1.94efg | 27.60a | 19.25a | 32.45a | 4.06h | | D4 | 22.58cd | 2.11ab | 24.68cd | 17.10defg | 27.88cd | 4.41f | 沣油520
FY 520 | D1 | 20.96fgh | 2.06abcd | 23.02efg | 17.38cdef | 26.70de | 4.96b | | D2 | 22.44cd | 1.98def | 24.42cd | 18.10abcd | 29.06bc | 4.49e | | D3 | 23.20c | 1.85gh | 25.05c | 18.36abc | 30.59b | 3.21l | | D4 | 21.22efg | 2.01bcde | 23.23ef | 17.53bcde | 28.96bc | 4.33f | | T2 | 华油杂62
HZ 62 | D1 | 20.23hi | 1.91fgh | 22.14gh | 17.44cde | 26.36de | 5.04b | | D2 | 21.17efgh | 1.88gh | 23.05efg | 17.62bcde | 26.75de | 4.57d | | D3 | 22.04de | 1.86gh | 23.90de | 18.21abcd | 28.14cd | 4.18g | | D4 | 23.40c | 1.76i | 25.16c | 18.63ab | 28.90bc | 3.76j | 沣油520
FY 520 | D1 | 19.73i | 2.13a | 21.87h | 15.13h | 23.71g | 4.80c | | D2 | 20.55ghi | 2.08abc | 22.64fgh | 16.15g | 24.68fg | 3.95i | | D3 | 21.84def | 1.87gh | 23.71de | 16.30fg | 26.01ef | 3.43k | | D4 | 23.06c | 1.84hi | 24.90c | 16.64efg | 27.01de | 3.36k | | 方差分析Variance analyses | | | | | | | | | 2017-2018 | T | ** | NS | ** | ** | ** | ** | | V | ** | ** | ** | ** | ** | ** | | D | ** | NS | ** | ** | ** | ** | | T×V | NS | NS | NS | NS | ** | NS | | T×D | ** | NS | ** | ** | * | ** | | V×D | NS | NS | NS | ** | NS | * | | T×V×D | ** | NS | ** | NS | NS | NS | | 2018-2019 | T | ** | ** | ** | ** | ** | ** | | V | ** | ** | ** | ** | ** | ** | | D | ** | ** | ** | ** | ** | ** | | T×V | ** | ** | ** | ** | ** | NS | | T×D | ** | ** | ** | ** | ** | ** | | V×D | NS | ** | NS | NS | NS | ** | | T×V×D | NS | NS | NS | NS | NS | ** |
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