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Effects of Soil Type,Vertical Root Distribution and Precipitation on Grain Yield of Winter Wheat
Grain yield Precipitation Root system Soil type Solar radiation Sunshine duration Temperature Winter wheat
2010/3/4
In Abashiri in eastern Hokkaido, Japan, grain yields of winter wheat (Triticum aestivum L. cv. Hokushin) in the western area, with umbric andosol or dystric cambisol soil types, are lower and unstable...
Comparative Study of Root Distribution in Four Field Grown Cereals
Panicum miliaceum L Pennisetum typhoideum Rich Root distribution Root length density Root system Setaria italica Bea
2009/8/6
The root systems of four field grown cereals were observed at heading. Foxtail millet (Setaria italica Beauv.) and common millet (Panicum miliaceum L.) are small-sized, while pearl millet (Pennisetum...
Effects of Different Rhizosphere Sizes on the Growth, Distribution Patterns and Utilization of Nitrogen Fertilizers of Different Varieties of Rice Plants(Oryza Sativa L.)on the Same Hill
Inter-hills competition Oryza Sativa L Partition of Nitrogen
2009/8/6
In order to clarify the inter-hill competition at the maturing stage. Using the tracer 15N method. The growth characteristics of rice plants (Oryza Sativa L., cv. Suweon no. 258 and TKM-6) grown in po...
Longitudinal and Transverse Distribution of Sugars in the Leaf of Sugar Beet (Beta vulgaris L.)
Abaxial side Adaxial side Fructose Glucose Petiole Sampling time Sucrose Sugar beet
2009/8/6
Longitiudinal and transverse distribution of sugars in petiole of sugar beet (Beta vulgaris L. var. saccharifera Alef.) were investigated. A sampling of leaves was conducted in the evening (E) of a f...
Growth of plants and microclimate in rice population:I. Horizontal distribution of several meteorological elements in rice population
Border effect Horizontal distribution Microclimate Population Vertical distribution
2009/8/6
The present investigation was carried out to clarify the meteorological environment in the rice population of 40×100 meters. The temperature, water vapor pressure and CO2 concentration in the populati...
Distribution of Endogenous Zeatin Riboside and Abscisic Acid in Tuberous Roots of Sweet Potato
ABA Distribution Sweet potato, ZR
2009/8/6
Distribution of Endogenous Zeatin Riboside and Abscisic Acid in Tuberous Roots of Sweet Potato.
A Method for Evaluating Spatial Distribution of Primary Roots in Rice
Growth direction Model Oryza sativa L Primary roots Rice Root system Spatial Distribution
2009/8/4
Growth direction of primary roots is a quite important factor determining distribution of a rice root system. Our group has developed and improved a method for estimating the growth direction of each ...
Distribution and Connection of Vascular Bundles in Relation to the Accumulation of Starch Grains in the Potato Tuber
Assimilate Phloem Potato Starch Translocation Tuber Vascular bundle
2009/8/4
By making serial sections, the distribution and connection of vascular bundles in the potato tubers were observed by light microscope. The vascular bundles entered from stolon into the rose end of tub...
Solar Radiation Penetration and Distribution in Soybean Communities
Canopy structure Integrated solarimeter film Penetrated radiation Radiation distribution
2009/7/30
Detailed features of solar radiation distribution and penetration in soybean communities were examined using integrated solarimeter films for 2 days. Five cultivars (c.v. Tsurukogane, Nanbushirome, En...
Seasonal Profiles of Polarized Reflectance and Leaf Inclination Distribution of Wheat Canopies
LAI Leaf inclination angle Polarized reflectance Reflectance Solar zenith angle
2009/7/29
Reflectance and polarized reflectance in the visible red band were measured for wheat canopies in a wide range of solar zenith angles to explore the relations among reflectance and polarization, view ...
Effect of Submergence on Distribution of Photoassimilates and Activities of Sucrose Metabolizing Enzymes in Sink Organs of Floating Rice
Acid invertase Floating rice Sink Sucrose synthase Translocation of photoassimilates
2009/7/27
Floating rice plants adapt to submergence by rapid internodal elongation. In this study, we examined the changes in the distribution of photoassimilates using 13C and the activities of enzymes involve...
Alteration in Intra-plant Distribution of δ15N in Response to Shading in Legumes
Common bean Cowpea δ15N Natural 15N abundance method Nitrogen fixation %Ndfa Soybean
2009/7/24
The intra-plant distribution of 15N in common bean, cowpea and soybean having different levels of responses to shading and N2-fixing ability were analyzed under shaded and non-shaded conditions. Maize...
Spatial Distribution of Leaf Area Index and Leaf N Content in Relation to Grain Yield and Nitrogen Uptake in Rice
Grain yield Leaf area index Leaf N content N uptake Spatial distribution
2009/7/23
Exploring approaches to optimizing spatial distributions of leaf area index (LAI) and leaf nitrogen content (LNC) should be useful for increasing grain yield in rice (Oryza sativa). The primary object...
Relationship between Deep Root Distribution and Root Penetration Capacity Estimated by Pot Experiments with a Paraffin and Vaseline Layer for Landraces and Recent Cultivars of Wheat
Compacted soil Deep rooting Genotypic difference Hard soil Root penetration Soil compaction Triticum aestivum Triticum turgidum
2009/7/23
Root growth into deep soil is an important factor for stable production in wheat under drought conditions. Root penetrating capacity (RP) shown by pot experiments with a paraffin-Vaseline layer (PV la...
Localization of Casparian Bands and Crystal Cells in Relation to Aluminum Distribution in the Primary Root of Eddo under Aluminum Treatment
Aluminum Calcium oxalate crystal Casparian band Colocasia esculenta Eddo Oxalate Taro
2009/7/23
The primary roots of eddo (Colocasia esculenta (L.) Schott var. antiquorum Hubbard & Rehde) were treated with aluminum, and the localization of Casparian bands and crystal cells in relation to aluminu...