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Effect of Different Fertilizers on Concentration And Uptake of Cadmium By Rice Plant
Oryza sativa cadmium manures NPK fertilizers uptake Bangladesh
2009/9/29
A pot experiment was conducted with silt loam soil of Bangladesh Agricultural University
(BAU) and silty clay loam of Madhupur tract in the net house of Department of Soil
Science, BAU, Mymensingh. ...
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.
Relation between the Depression of Photosynthesis by Low Night Temperature and the Root Activity of Rice Plant
Low night temperature Paddy rice Photosynthesis Root respiration Specific leaf area
2009/8/6
Five rice cultivars, three Japonica and two hybrids of Japonica-Indica, were grown in pots to examine the influence of low night temperature (10°C) on photosynthesis and transpiration during the perio...
Effect of Pyroligneous Acid and Mixture of Charcoal with Pyroligneous Acid on the Growth and Yield of Rice Plant
Charcoal Growth regulating substance Pyroligneous acid Rice Root tip culture
2009/8/6
Field and laboratory experiments were carried out in 1987 and 1988 in order to study the effects of pyroligneous acid and mixture of charcoal with pyroligneous acid (pyroligneous acid 1: charcoa1 4; S...
Studies on Transplanting Injury in Rice Plant:III. Effects of root pruning treatment on the organic constituents in each organ and rooting of seedlings after transplanting
Carbohydrate content Early growth Nitrogen content Paddy rice Rooting Root pruning Tillering
2009/8/6
This study was undertaken to clarify the effects of root pruning on the organic constituents and early growth in each organ of seedling after transplanting, using 6 leaf aged seedlings without prunin...
Studies on the Effect of the Relative Humidity of the Atmosphere on the Growth and Physiology of Rice Plants : VI. Effect of ambient humidity on the photosynthetic rate of a rice plant population model
Leaf temperature Photosynthetic rate Population Relative humidity Rice Stomatal aperture
2009/8/6
The effect of ambient humidity on the photosynthetic rate of a rice plant population model (area: 120×60 cm, Planting density: about 40 plants/dm2, leaf area index: 6∼7, plant height: about 30 c...
Nitrogen Absorption Pattern of Rice Plant in the Tropics
Growth duration Nitrogen uptake Oryza sativa L Spacing
2009/8/6
The amount of N in plants increased exponentially at the early growth stage (y=abx) and linearly at the middle and late growth stages (y=a+bx). The crossing point of the two equations coincided with t...
Growth Regulating Action of Isoprothiolane in Plants:III. The effect of isoprothiolane on the ripening of rice plant under the low temperature condition
Grain weight Heading IPT Low temperature Rice
2009/8/6
Investigations were made on the effect of isoprothiolane (diisopropyl-1, 3-dithiolan-2-ylidene malonate, IPT) on the ripening of rice (Oryza sativa L.) under the low temperature conditions. The simil...
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...
Combined Effect of Hill Arrangement, Wind Direction and Wind Speed on Bending Angles of Culms and Lodging Levels in Rice Plant
Bending angle Lodging level Major axis of a rice hill Rice hill Wind direction Wind speed
2009/8/6
This experiment started from the observation that the cross section of a rice hill was ellipse in shape. When two rice plants cv. Koshihikari were transplanted in a 1/2000 are Wagner pot, the rice hil...
Adaptive Regulation of Photosynthesis in Rice Plant to Weak Light Condition and the Contribution of Root Activity to Regulation Mechanism
Dark respiration Dry matter production Nitrogen absorption Photosynthesis Rice plant Root respiration
2009/8/6
Three cultivars of rice plants were grown in pots in a shading frame of 50% light intensity and on shadowed place at high altitude of 303m in hillside during the different period from tillering to ear...
Effect of Slow Release Fertilizer(Meister)on the Nitrogen Uptake and Yield of the Rice Plant in the Tropics
Growth N-uptale Rice plant Slow release fertilizer
2009/8/5
Field experiments on the response of rice plants to slow release fertilizer (Meister 10, MS10) were conducted from the 1986 wet season (WS) to the 1987 WS at IRRI, with ammonium sulfate (AS) as contr...
Effect of Different Temperatures Given to the Culm-Base of Rice Plant on the Emergence and Elongation of its Tiller under Controlled Environment
Culm-base Environment Oraza satiba Plant type Synchronously emerging tiller
2009/8/5
The emergence and elongation of the tiller buds of rice plants are greatly affected by the environmental temperature, especially by the temperature around the culm-bases where the tillers differentiat...
Relation between Shortening of the Upper Leaf Organs and Ripening in Rice Plant:I. Shortening of leaf blade, ligule, leaf sheath and auricle
Auricle Elongated internode Leaf blade Leaf ligule Leaf sheath Morphological change Rice plant
2009/8/5
Auricles developing on the leaves of main stem in var. Koshihikari were the longest in the fourth leaf from the flag leaf. The length of auricle continued to become shorer than the one below and fina...
A Basic Study on Field Experiment and Investigation Methods in Rice Plant:III. Precision of some sampling methods in sample survey of quantitative characters
Coefficient of variation Field experiment Quantitative character Rice plant Sampling method
2009/8/5
In sample survey on field experiment, samples have to be sampled at random in principle, but samples are often taken systematically due to restriction of time, labor and plot area. In order to get inf...