搜索结果: 136-150 共查到“农学 Oryza sativa L.”相关记录180条 . 查询时间(0.14 秒)
Effects of the Amount of Seed Coating with Oxygen-Generating Products on the Seedling Establishment of Submerged Direct-Seeded Rice (Oryza sativa L.) in Tohoku Region
Calper Drainage after seeding Oxygen-generating products Rice
2009/7/8
In submerged direct-seeding of rice cultivation, the drainage after seeding contributes to stabilization of seedling establishment and the amount of oxygen generating products (Calper Fine Granule, si...
Relation between Root System and Drought Resistance in Japanese Upland Rice (Oryza sativa L.) Varieties with Medium to Late Maturing under Field Conditions
Core sampling method Deep root system Drought resistance Excavation method Monolith method
2009/7/8
The relationship between drought resistance and deep root system was examined using eight Japanese upland rice and one lowland rice variety with medium to late maturing cultivated in the upland field ...
Effects of Acidified Porous Hydrate Calcium Silicate at Various pHs Applied to Nursery Bed Soil on the Growth of Rice Seedlings (Oryza Sativa L.)
Acidified porous hydrate calcium silicate Al toxicity Evans blue staining Material pH
2009/7/7
We have developed acidified porous hydrate calcium silicates (APS) with the final pH of 3.0, 3.9 or 5.3 by adding of sulfuric acid to porous hydrate calcium silicate material. In this study, the effec...
Effects of Vacant Hills on Growth and Yields of Rice (Oryza sativa L.) under Different Cultural Conditions
Cultivar Plant type Planting density Rice (Oryza sativa L.) Readily available fertilizer
2009/7/7
Field trials were conducted to evaluate the effects of vacant hills on growth and yield characteristics of rice (Oryza sativa L.) under several cultural conditions. In side dressing of readily availa...
Matrix-Assisted Laser Desorption/Ionization Time-of-Flight Mass Spectrometry for Rice (Oryza sativa L.)Seed Phytochemicals
matrix variety Rice
2009/6/10
A quick and simple method for the evaluation of rice varieties using matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI TOF-MS) was proposed and the results of the mas...
Mechanism of growth amelioration of NaCl-stressed rice (Oryza sativa L.) by δ-aminolevulinic acid
δ-aminolevulinic acid antioxidative enzyme lipid peroxidation Oryza sativa salt stress salt tolerance
2009/6/1
The mechanism of growth amelioration of NaCl-stressed rice (Oryza sativa L. cv. Nipponbare) by δ-aminolevulinic acid (ALA) was investigated. Rice growth recovered when plants were pretreated with 0.1 ...
Involvement of Esterase in Phytotoxicity of a New Pyrrolinone Compound, Methyl 1-[1-(3,5-Dichlorophenyl)-1-methylethyl]-2,3-dihydro-4-methyl-2-oxo-3-phenyl-1H-pyrrole-3-carboxylate, to Early Watergrass（Echinochloa oryzicola）and Rice（Oryza sativa）
esterase pyrrolione prodrug phytotoxicity early watergrass rice
2009/3/5
A new pyrrolinone compound, methyl 1-[1-(3,5-dichlorophenyl)-1-methylethyl]-2,3-dihydro-4-methyl-2-oxo-3-phenyl-1H-pyrrole-3-carboxylate (PC-1), has herbicidal activity against early watergrass (Ech...
Volatile Emission by [N-（−）-jasmonoyl]-alanylleucine from Rice Leaves（Oryza sativa L）
jasmonic acid conjugate alanylleucine volatiles
2009/3/5
A dipeptide conjugate of jasmonic acid, [N-(−)-jasmonoyl]-L-alanyl-L-leucine, was prepared and its biological activities were investigated. The conjugate was active in the emission of linalool...
Cloning and functional analysis of caffeic acid 3-O-methyltransferase from rice（Oryza sativa）
methyltransferase rice lignin phytoalexin caffeic acid
2009/3/5
A putative O-methyltransferase cDNA was cloned from UV-irradiated rice leaves based on an amino acid sequence reported as that of naringenin 7-O-methyltransferase, which is involved in the biosynthe...
Competition between cultivated rice（Oryza sativa）and wild rice（Oryza punctata）in Kenya
Competition growth Oryza sativa Oryza punctata cultivated rice wild rice
2009/3/4
This shade house study examined the effect of competition on the growth performance of cultivated (Oryza sativa) and wild (Oryza punctata) rice species in Kenya. Growth was assessed for the two ...
Character association in ratoon crop of rice（Oryza sativa L.）
Character association ratoon crop rice varietal evaluation
2009/2/20
The present investigation was carried out with 24 rice genotypes, which exhibited ratoon performance. Observations recorded on various characters were subjected to correlation and path analysis. The...
Heterosis for yield and yield components in rice（Oryza sativa L.）
Heterosis yield yield components rice（Oryza sativa L.）
2009/2/20
Eight genetically diverse high yielding rice cultivars selected from clusters formulated through Mahalanobis D2 statistics were crossed in a diallel fashion. The parents and crosses were evaluated...
Performance of transplanted scented rice（Oryza sativa L.）under different spacing and weed management regimes in southern Kerala
Productivity profitability nutrient uptake economics basmati plant population density
2009/2/20
A field experiment to study the effects of spacing and weed management practices on transplanted scented rice (‘Pusa Basmati 1’) in the sandy clay loam soil of Vellayani during the winter season o...
Variability in grain quality attributes of high yielding rice varieties（Oryza sativa L.）of diverse origin
Genetic variability Heritability Genetic advance Genetic gain
2009/2/20
Genetic variability of 10 quality parameters in a set of 56 high yielding diverse rice genotypes was evaluated. Phenotypic and genotypic coefficients of variation revealed the existence of large v...
VTL 6: A semi-tall, non-lodging, and high yielding rice（Oryza sativa L.）variety for the coastal saline zones of Kerala
non-lodging high yielding rice（Oryza sativa L.）variety coastal saline zones Kerala
2009/2/20
To evolve a lodging resistant, abiotic stress tolerant, and high yielding rice variety for the pokkali areas of Kerala, F1 of the cross between ‘Cheruvirippu’ and IR 5 was crossed with ‘Jaya’. Bas...