搜索结果: 1-15 共查到“作物学 POD”相关记录41条 . 查询时间(0.062 秒)
研究新疆小麦品种(系)过氧化物酶活性高低并分析相关基因变异类型和分布,为新疆小麦育种和品质的遗传改良奠定基础。【方法】 分别利用TaPod-A1和TaPod-D1基因位点的显性互补功能标记TaPod-3A1/TaPod-3A2和TaPod-7D1/TaPod-7D6对113份新疆小麦品种(系)进行分子标记检测,结合新疆小麦材料POD活性的测定结果,分析POD活性相关基因不同等位变异对小麦籽粒POD...
Biological suppression of black pod lesion development on detached cocoa pods
Phytophthora palmivora yam rhizobacterium black pod disease of cocoa biofungicide
2011/2/22
The study sought to suppress black pod lesion development on detached cocoa pods using yam rhizobacteria. Eight yam rhizobacterial isolates were initially screened on agar plates with the zone of inhi...
分别以耐高温、中度敏感与敏感型3个棉花品系为材料，分析了它们在不同发育时期叶片和花药中SOD、POD、CAT保护酶活性和MDA含量的差异及在盛花期高温胁迫下的变化。3个品系间叶片保护酶活性在苗期和盛蕾期几乎相同，在盛花期和结铃盛期耐高温显著高于敏感类型，而耐高温棉花叶片MDA含量自盛蕾期起显著低于敏感类型。花药保护酶活性随生育进程而逐渐增加，耐高温棉花花药SOD和POD活性在花粉粒成熟期才显著高于...
分别以耐高温、中度敏感与敏感型3个棉花品系为材料，分析了它们在不同发育时期叶片和花药中SOD、POD、CAT保护酶活性和MDA含量的差异及在盛花期高温胁迫下的变化。3个品系间叶片保护酶活性在苗期和盛蕾期几乎相同，在盛花期和结铃盛期耐高温显著高于敏感类型，而耐高温棉花叶片MDA含量自盛蕾期起显著低于敏感类型。花药保护酶活性随生育进程而逐渐增加，耐高温棉花花药SOD和POD活性在花粉粒成熟期才显著高于...
过量表达紫茎泽兰类黄酮-3’羟化酶基因对转基因烟草POD、PAL活性的影响
类黄酮3’-羟化酶 过表达 POD PAL
2009/10/23
紫茎泽兰具有强烈的化感作用，可抑制周围其他植物生长。类黄酮3’-羟化酶（F3’H）属于细胞色素P450（CYP）单加氧酶，具有催化多种依赖NADPH或NADH的底物氧化反应的功能，在植物化感作用中行使一定的功能。利用转F3’H基因的烟草为实验材料，分别测定转F3’H基因植株、转pBI121空载体植株和野生型植株的过氧化物酶（POD）和苯丙氨酸解氨酶（PAL）活性，结果表明，转F3’H基因植株的PO...
盐胁迫下不同浓度的锰处理对小麦幼苗生长及SOD·POD的影响
锰 小麦幼苗生长 SOD POD
2009/10/10
［目的］研究盐胁迫下不同浓度的锰处理对小麦幼苗生长及SOD、POD活性的影响。［方法］以淮麦19号为试材，将小麦种子及幼苗分别用1%的NaClO溶液和0.1%的NaCl溶液处理后，再喷施不同浓度的硫酸锰溶液（0.5、1.0、1.5、2.0、2.5 mg/L），分别测定小麦幼苗的鲜重、根长、根重及叶片中SOD和POD的活性，研究盐胁迫下不同浓度的锰处理对小麦幼苗生长及SOD、POD活性的影响。［结果...
［目的］ 研究盐胁迫对甜瓜种子萌发特性以及幼苗细胞保护酶活性的影响。［方法］ 以3种甜瓜品种的种子为试材，混合盐溶液设5个浓度处理，供试种子在冷水浸泡24 h发芽后加入等量处理液进行盐胁迫处理，测定各个处理的发芽率、发芽势、SOD和POD活性。［结果］ 随着盐溶液浓度的增大，甜瓜种子发芽率和发芽势呈下降趋势，3种甜瓜种子的耐盐性由高到低分别是：兴农8号、齐甜1号、龙甜3号。在不同浓度的盐胁迫处理下...
Flower and Pod Shedding in Soybean Plants with Special Reference to Raceme Order
Flower shedding Pod shedding Raceme order oybean
2009/8/4
This study was conducted to investigate the characteristics in terms of the identification of the raceme order (RO) for flower and pod shedding in soybean plants (c.v. Tatisuzunari). The control plot ...
Pod Setting Pattern during and after Low Temperature and the Mechanism of Cold-Weather Tolerance at the Flowering Stage in Soybeans
Cold-weather tolerance Fertilization Flowering stage Low temperature Pod setting pattern Pollination
2009/7/29
The effects of short-term exposure to a low temperature [two weeks, at 18°C/13°C(day/night)] and long-term exposure to a low temperature [four weeks, at 18°C/13°C(day/night)] from the beginning of flo...
Genotypic and Environmental Variation of Lag Period of Pod Growth in Soybean
Lag period Photoperiod Pod growth Soybean
2009/7/29
Pod growth in soybean (Glycine max (L.) Merr.) begins several days after flower opening, compared with more immediate growth in other beans. We investigated the relationship between genotype, raceme ...
Characteristics of Flowering and Pod Set in Wild and Cultivated Types of Soybean
Cultivated soybean Flowering habit Glyicine max Glycine soja Rate of pod set Wild soybean
2009/7/28
Characteristics of flowering and pod set were compared between wild and cultivated types of soybean grown in pots (1/5000 a) in a vinyl house. The wild type had 10-fold more nodes than the cultivated ...
Effects of Soybean Raceme-Order on Pod Set and Seed Growth in Three Cultivars
Dry seed weight Inflorescence Pod-setting ratio Raceme order Soybean
2009/7/28
The characteristics of pod set and seed growth as affected by raceme order were investigated to determine the yield-determining process of soybean. Observations of racemes were made on the 4th, 7th, 1...
Effects of Carbon Dioxide Enrichment during Different Growth Periods on Flowering,Pod Set and Seed Yield in Soybean
CO2 enrichment Growth stage Flowering Pod set Raceme order Soybean
2009/7/28
The objective of this study is to elucidate the effects of CO2 enrichment during different growth periods on flowering, pod set and seed yield in soybean (Glycine max (L.) Merr.). Soybean cultivar ‘Fu...
Effects of Source/Sink Ratio and Cytokinin Application on Pod Set in Soybean
Cytokinin Flower abortion Glycine max Photoassimilate Pod set Source/sink ratio Soybean
2009/7/24
A large proportion of soybean flowers abort during development. Pod set is significantly affected by the availability of assimilate and cytokinin in the flowers, but their synergistic effects on pod s...
Pod Dehiscence in Soybean:Assessing Methods and Varietal Difference
Desiccator method Moisture content Oven-dried method Pod dehiscence Relative humidity Soybean Strain gauge method Varietal difference
2009/7/24
The varietal difference of pod dehiscence in 25 soybean cultivars consisting of 16 Japanese and 9 Thai cultivars was examined at 3, 5, 7, 14, 21, 28 and 35 days after placing in a desiccator (desiccat...