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南京农业大学农学院《Molecular Plant》发表宋庆鑫教授课题组“A telomere-to-telomere gap-free assembly of soybean genome”（图）
宋庆鑫 基因 分子育种
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2023/10/28
大豆是世界重要的粮油饲兼用作物，中国是全球最大的大豆消费国和进口国，2023年来大豆供需失衡成为我国农业的重大“卡脖子”问题。基于基因组信息，克隆和解析重要农艺性状关键调控基因对于培育高产优质大豆新品种至关重要。2010年，大豆品种Williams 82的基因组被破译，成为首个大豆参考基因组。随后该基因组被多次更新，已成为广泛应用的大豆参考基因组，极大推动了大豆重要农艺性状的解析和分子育种。然而，...
Genetic Study on Resistance to the Common Cutworm and Other Leaf-eating Insects in Soybean
backcrossing crop pests DNA markers genome information QTL
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2010/10/25
The common cutworm (Spodoptera litura Fabricius) is a major pest of soybean [Glycine max (L.)
Merr.] in southwestern Japan, and other lepidopteran insects damage soybean crops in the United States. P...
Changes in Elongation Force, Stem Thickness and Evolution of Ethylene accompanied with Growth of Soybean Seedlings
Elongation force Emergence Ethylene Hypocotyl Soybean seedlings
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2009/8/6
Using an unbonded strain gauge transducer (1kg) and a null balancing recorder, the vertical elongation force (Ef) or lifting force of 1-, 3- and 5-cm tall soybean seedlings (cv: Akisengoku and Fukuyu...
Studies on the Response of Nodulated Soybean to Nitrogen Fertilizer:II. On the seed quality and assimilate partitioning to seeds at different nodal position
Glycine max Nitrogen nutrition Nitrogen fertilizer Seed oil Seed protein
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2009/8/5
A glasshouse pot sand culture experiment was conducted to determine the effects of three levels of combined nitrogen-0N (0), 1N (100), 2N (200 pm) -on nitrogen nutrition, seed protein and oil content ...
Studies on the Screening Technique for Pre-germination Flooding Tolerance in Soybean
Germination Glycine max Screen method Seed flooding tolerance
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2009/8/5
To establish methods for screening of the flooding tolerance of soybean seed, the effects of water conditions and environmental factors on germination were studied both in the laboratory and in the gr...
Applicable Range of the Pipe Model to the Structure of Soybean (Glycine max Merr.) Root System
Glycine max Merr Pipe model Plow sole depth Root diameter Root system Soybean
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2009/7/30
The applicability of the pipe model to the structure of soybean (Glycine max Merr.) root system grown under various underground water levels or depths of plow sole were investigated. The form, distrib...
Effects of Soybean Raceme-Order on Pod Set and Seed Growth in Three Cultivars
Dry seed weight Inflorescence Pod-setting ratio Raceme order Soybean
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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...
A Minirhizotron Method for Measuring Root System of Soybean Plants Growing in the Field
Fiber-optic scope Minirhizotron Root length Root length density Root system Soil-core sampling metho
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2009/7/28
In order to develop a simple and accurate system for measuring the root system of soybean plants growing in the field, a fiber-optic scope with a portable color video tape recorder was employed in a ...
Varietal Differences in Germination Rate, Storability, and Flooding Tolerance of Soybean Seeds Produced from Different Cultural Seasons and Locations
Cultural season Germination Locality Seed flooding tolerance Soybean Storability Varietal difference
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2009/7/27
Seed germination rate, storability, and flooding tolerance are important factors involved in soybean production in high-temperature and excessive-moisture areas. To evaluate the effects of environment...
Characteristics of Nodulation and Nitrogen Fixation in the Improved Supernodulating Soybean (Glycine max L. Merr.) Cultivar ‘Sakukei 4’
Glycine max L.Merr. Growth Nitrogen fixation Root nodule Soybean Supernodulation
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2009/7/24
Supernodulating soybean lines have more than several times as many nodules as normal cultivars. They are expected to have high nitrogen-fixing ability and enhanced productivity, but their yields have...
Interaction of Scion and Stock on Leaf Senescence of Soybean Plants Grafted at Mid-Stem during Ripening
Graft Photosynthetic rate Scion Senescence Soybean Stock
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2009/7/24
Leaf senescence is slower in the soybean cultivar Tachinagaha (T) than in the cultivar Enrei (E). Reciprocal grafting of the two cultivars at the basal node showed that this difference was related to...
Influence of Split Ammonium Sulfate on Nitrogen Availability from 15N-Labeled Matured Soybean as Green Manure for Buckwheat (Fagopyrum esculentum Moench)
Buckwheat Matured soybean Split ammonium sulfate
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2009/7/22
A pot experiment was conducted at the Experimental Farm of Gifu University to study the effects of 15N-labeled matured soybean as green manure, with and without splitted ammonium sulfate, on the growt...
Pod Elongation and Seed Growth as Influenced by Nodal Position on Stem and Raceme Order in a Determinate Type of Soybean Cultivar
Flowering habit Pod elongation Raceme order Seed growth
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2009/7/22
Pod elongation and seed growth in a determinate type of soybean were investigated in relation to nodal positions and raceme orders. Pods began to elongate on day 16 after the beginning of flowering, a...
Physiological Approaches for Increasing Soybean Yield Potential
Physiological Approaches Increasing Soybean Yield Potential
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2009/7/15
Physiological Approaches for Increasing Soybean Yield Potential.
Difference in Flower Production and Pod Set Performance among Soybean Cultivars with Different Stem-termination Types and Maturity Groups
Raceme-order Flower production Pod set Maturity group Soybean Indeterminate type
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2009/7/9
To elucidate the difference in flowering and pod set between soybean cultivars, five determinate type and three indeterminate type cultivars with different maturities were grown under vinyl-house cond...