搜索结果: 1-15 共查到“农学 Nitrogen application”相关记录31条 . 查询时间(0.196 秒)
Differential Responses of Soil Respiration and Its Components to Nitrogen Application in Urban Forests
urban forest nitrogen application autotrophic respiration heterotrophic respiration soil respiration
2023/11/21
Understanding the impacts of nitrogen (N) deposition on soil respiration (Rs) and its components (autotrophic respiration (Ra) and heterotrophic respiration (Rh)) in urban forests is crucial for predi...
Effects of Nitrogen Application Rate on the Yields, Nutritive Value and Silage Fermentation Quality of Whole-crop Wheat
Nitrogen Application Nutritive Value Silage Whole-crop Wheat Yield
2016/11/10
Whole-crop wheat (Triticum aestivum L.) as forage has been extensively used in the world. In this study, the effects of N application rates on the yields, nutritive value and silage quality were inves...
APPROPRIATE TIME OF NITROGEN APPLICATION TO FINE RICE,ORYZA SATIVA
Oryza sativa nitrogen fertilizers timing agronomic characters Pakistan
2009/9/30
These studies were carried out at Rice Research Institute, Kala Shah Kaku, Lahore,
Pakistan for three successive years from 2000 to 2002 to investigate the best scheme
of splitting nitrogen at dif...
Cultivar Difference in the Response of Root System to Nitrogen Application in Rice Plant
Adaptability Heavy manuring Nitrogen application Rice Root system
2009/8/4
This study was conducted to examine whether the root system development in rice plant under different nitrogen (N) application regimes is related to adaptability for heavy manuring (AHM) of the cultiv...
Excess Moisture Injury of Soybeans Cultivated in an Upland Field Converted from Paddy : V. Supplemental nitrogen application as a countermeasure against excess moisture injury
Excess moisture injury Flower shedding Nitrogen fixation Photosynthetic rate Pod shedding Seed yield Soybean
2009/7/31
The purpose of this experiment was to examine whether the application of nitrogen (N) fertilizer as ammonium sulfate is an effective countermeasure against excess moisture injury of soybeans [Glycine ...
Root System Morphology of Four Rice Cultivars:Response of Different Component Roots to Nitrogen Application
Adaptability Ecotype Heavy manuring Lateral root Nitrogen Phenotypic plasticity Rice Root system
2009/7/28
A crop root system morphology can be determined by the development of different component roots, such as nodal root axes and their concomitant lateral roots of two different types ; long, large in dia...
Effects of Combined Practice of Nitrogen Application Regime with Sparse Planting on the Growth and Yield of Rice
Akitakomachi Hitomebore Nitrogen application regime Relative light intensity Secondary tillers
2009/7/23
Rice cultivars Akitakomachi and Hitomebore were cultivated in the field using an on-farm developed system ; no basal dressing of nitrogen combined with sparse planting (Exp plots). Their growth and yi...
Effect of Time and Rate of Nitrogen Application on Root Growth with Special Reference to Chinese F1-hibrid Rice "Shanyou 63"
F1-hybrid rice Number of crown root primordia Number of crown roots
2009/7/23
The effect of time and rate of nitrogen application on root growth and their relations with constituents of top per hill were investigated using Chinese F1 hybrid rice (cv. Shanyou 63) under water cul...
Effects of Alternate Furrow Irrigation and Nitrogen Application Rates on Yield and Water-and Nitrogen-Use Efficiency of Winter Wheat (Triticum aestivum L.)
Department of Irrigation,Shiraz University
2009/7/23
A study was conducted in Bajgah (deep water table condition) and Kooshkak (shallow water condition) areas in Fars province in I.R. of Iran to investigate the effects of different nitrogen application...
Analysis of the Factors of High Yielding Ability for a Japonica Type Rice Line, 9004, Bred in China : III. The effects of stage and amount of nitrogen application on yield formation
Amount of nitrogen application Dry matter production Efficiency of spikelet production Rice Stage of nitrogen application Yield Yiled components
2009/7/22
Japonica type rice line 9004, high yielding glutinous rice developed in Jiangsu Province, China, was cultivated with and without nitrogen at early tillering (ETS), spikelet differentiation (PFS I), s...
Effect of Nitrogen Application Rate and Timing on Grain Yield and Protein Content of the Bread Wheat Cultivar ‘Minaminokaori’ in Southwestern Japan
Active tillering Anthesis Bread wheat Grain protein content Grain yield ‘Minaminokaori’ Triticum aestivum L. Wheat
2009/7/21
The effect of nitrogen (N) application rates at active tillering and anthesis on grain yield and protein content of a bread wheat cultivar, ‘Minaminokaori’, was examined in the field study conducted i...
Effects of Planting Time and Nitrogen Application on Dry Matter Yield of the Forage Rice Cultivar Tachiaoba in Southwestern Japan
Dry matter yield Forage rice Nitrogen application method Nitrogen application rate Oryza sativa L. Planting time Tachiaoba
2009/7/21
We examined the effects of planting time on the dry matter (DM) yield of the forage rice cultivar Tachiaoba in southwestern Japan. DM yield was much higher with early planting than with normal plantin...
Effect of the Application of Rice Bran on the Carbohydrate Metabolism in Leaves and Stems of Rice Variety Hitomebore Cultured with the Practice of No Nitrogen Application at Basal Dressing Acommpanied with Sparse Planting
Booting Stage Hitomebore No nitrogen application at basal dressing Non-structural carbohydrate Sucrose content
2009/7/21
Hitomebore, a rice variety, was cultured in 1996 using standard practice(CON)and the practice of no nitrogen application at basal deressing accompanied with sparse planting(BNo).Raw rice bran at 120gm...
Effect of Nitrogen Application and Leaf Removal on the Metabolism of Carbohydrate in Leaves and Stems of Rice Plants at Ripening Stage
Carbohydrate metabolism Leaf clipping treatment Neck internade of panicle Nitrogen top dressing
2009/7/21
Nitrogen topdressing and leaf removal were carried out on the rice variety Hitomebore immediately after heading and on Akitakomachi before heading, respectively.In the nitrogen topdressing(+N)plot, c...
Effects of Seeding Rate and Nitrogen Application Rate on Grain Yield and Protein Content of the Bread Wheat Cultivar ‘Minaminokaori’ in Southwestern Japan
Anthesis Bread wheat Grain protein content Grain yield ‘Minaminokaori’ Nitrogen application rate Seeding rate aestivum L
2009/7/20
We examined the effects of seeding rate, 50 or 150 seeds m-2, nitrogen (N) application rate at active tillering and jointing, 4 and 2 g N m-2, respectively, or none, and N application rate at anthesis...