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Relationships between the Distribution and Site Conditions of Abies sachalinensis Seedlings, Saplings and Juveniles in Selection Cutting Stands of Natural Forests in Central Hokkaido,Japan
Abies sachalinensis, distribution characteristics, natural regeneration, selection cutting stand, site conditions
2009/8/24
We examined how site conditions in selection cutting stands of natural forests relate to the regenerate distribution of Abies sachalinensis, which is a main species of mixed conifer-broadleaved forest...
Bark Stripping by Sika Deer (Cervus nippon) on Mt.Ohdaigahara in Terms of Selection of Tree Species,Distribution of Palatable Trees,and Frequency of Habitat Use
debarking habitat use Mt.Ohdaigahara sika deer
2009/8/24
To clarify differences in the frequency of bark stripping and its causes, we established 16 transects in the eastern and western areas of Mt. Ohdaigahara, and examined the intensity of bark stripping,...
Vertical Distribution of Meteorological Factors in a Model Population of Rice Plant
Air temperature CO2 Humidity Population Rice plant
2009/8/6
Vertical Distribution of Meteorological Factors in a Model Population of Rice Plant.
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...
Development of Endosperm and Synthesis of Starch in Rice Grain:I. Development of endosperm and distribution of 14C-labeled assimilates
Cell walls Lipids Low molecular materials Proteins Radioactivity Rice grain Starch
2009/8/6
Rice plant (Japonica c.v. Koshihikari) was exposed to 14CO2 during the ripening period. The autoradiography of brown rice grains showed that the 14C-labeled assimilates distributed throughout the whol...
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...
Effects of Different Rhizosphere Sizes on the Growth, Distribution Patterns and Utilization of Nitrogen Fertilizer in Rice Plant(Oryza Sativa L.)
Oryza sativa L Recovery of Nitrogen Rhizosphere Size
2009/8/6
This study was carried out to clarify the effect of controlled rhizophere sizes on various characteristics of each organ at the heading and maturing stage in paddy rice plants (Oryza sativa L., cv. N...
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.
Dry Matter Production and Distribution of Mineral Ions in Different Parts of the Plant in Hexaploid Triticale under Salt Stress Conditions
Growth Hexaploid triticale Mineral ion distribution Salt tolerance
2009/8/5
Effects of saline irrigation on the dry matter production and mineral ions distribution in different parts of the plant in two cultivars of hexaploid triticale, Welsh and Currency, were investigated i...
Studies on the Formation of the Crown Root Primordia of Rice Plant : I. Distribution of crown root primordia in the unelongated stem portion
Crown root primordia Nodal plate Nodal root Peripheral cylinder of longitudinal vascular bundle Rice plant Shoot unit root
2009/8/5
The formations of the crown root primordia in the unelongated stem portion of rice plant at 21 days after heading were investigated by light microscope as every serial cross sections with consideratio...
Growth of Plants and Microclimate in Rice Population:II. Horizontal distribution of leaf temperature in rice population
Infrared scanning thermometer Leaf temperature Micro-meteorology Rice plant waving Rice population
2009/8/4
The horizontal distribution of leaf temperature in a rice population of 40×40 meters was investigated with an infrared scanning thermometer under a high temperature and high solar radiation during the...
Relationship between Root Growth Angle of Seedlings and Vertical Distribution of Roots in the Field in Wheat Cultivars
Cultivar Root Root depth index (RDI) Root growth angle Seminal root Vertical distribution of roots
2009/8/4
Vertical distribution of roots is known to influence environmental stress tolerance of crops. To estimate the genotypic characteristic on the vertical distribution of roots in the field, the growth an...
Varietal Difference in Morphology and Photosynthetically Active Radiation Distribution in Spring Wheat Canopy
Canopy structure Crop ideotype PAR penetration Sowing time Spring wheat variety
2009/8/4
It has been generally believed that the crop ideotype canopy has an erect small leaves to allow the photosynthetically active radiation (PAR) to penetrate deeply. In wheat, this might be not always ap...