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PRODUCTION, ECONOMIC AND ENERGY EFFECTIVENESS OF WINTER BARLEY CROPPING AT VARIOUS RATES OF NITROGEN FERTILISATION
winter barley production and economic effectiveness nitrogen fertilisation
2009/3/30
Nitrogen fertilisation is one of the most effective yield-increasing factors but also one of the most critical items of cereal production costs. The aim of the present study was an attempt at definin...
Effects of fertilizer on nitrogen contents of berries of three coffee clones and berry infestation by the coffee berry borer, Hypothenemus hampei（Ferr.）（Coleoptera：Scolytidae）
Fertilizer coffee clones nitrogen levels infestation Hypothenemus hampei
2009/3/4
The influence of six levels of fertilizer on the nitrogen content of coffee berries and the resulting incidence of Hypothenemus hampei was investigated on three improved clones of Robusta coffee...
Nitrogen balance and dynamics as affected by water table and fertilization management in celery（Apium graveolens）cropping system of southwestern China
Agricultural ecosystem gaseous N emissions N leaching
2009/3/3
There is a great concern on N cycle and dynamics in intensive cropping agricultural ecosystems because of their possible negative environmental consequences. Field experiments were conduced at the D...
Nitrogen and water use efficiency of bhendi（Abelmoschus esculentus L. Moench）as influenced by drip fertigation
Agronomic efficiency irrigation nitrogen pod yield Telangana
2009/2/20
A field study was conducted on a sandy loam soil at Rajendranagar, Hyderabad to investigate the influence of trickle fertigation on yield and resource use efficiency of bhendi during the summer se...
Determinations of Microbiological Activity, Organic Matter and Nitrogen Forms in Soil in the Different Soil Tillage, Fallow-Wheat
Microbiological Activity Organic Matter Nitrogen Forms Soil Different Soil Tillage
2009/1/23
According to experimental results of two crop rotation cycles higher soil microbiological activities (i.e.b-Glucosidase and dehydrogenase activity) were obtained from soil samples of winter lentil plo...
Effect of Nitrogen and Phosphorus Fertilization on the Yield and Nutrient Status of Rice Crop Grown on Artificial Siltation Soil From the Kelkit River
Nitrogen Phosphorus Fertilization Yield Rice Crop Artificial Siltation Soil
2009/1/23
The experiment was carried out on split plot design with four replications under greenhouse conditions. The pots containing 5 kg of soil which is collected from the 0-20 cm depth of artificial silati...
The Effect of Green Manure Crops of Legumes on Grain Yield and some Agronomical Characters of Maize Grown on Different Nitrogen Doses
Green Manure Crops of Legumes Grain Yield Agronomical Characters of Maize Grown
2009/1/22
In this research, the effect of green manure crops of legumes such as horsbean, mixture of horsbean+vetch, alexandrie klee, fenugreek on grain yield and some agronomical characters of maize grown on d...
Effects of Some Plant Residues on Nitrogen Mineralization and Biological Activity in Soils
Plant Residues Nitrogen Mineralization Biological Activity Soils
2009/1/14
The objective of this experiment was to determine the rate of decomposition and nitrogen mineralization of plant residues in soil under laboratory conditions. The experiment consisted of six treatment...
The Effect of Compaction on Urease Enzyme Activity, Carbon Dioxide Evaluation and Nitrogen Mineralisation
Compaction urease enzyme activity carbon dioxide evaluation nitrogen mineralisation
2009/1/14
The effects of compaction on urease enzyme activity, carbon dioxide evaluation and nitrogen mineralisation of urea-treated and untreated soils were investigated. Soils were compacted at compaction le...
Evaluation of Some Chemical Extraction Methods Used as Indices of Soil Nitrogen Availability in Polatlı State Farm Soils in Ankara Province
Potantially available nitrogen aerobic and anaerobic incubation chemical extraction arid and semi-arid regions mineralization
2009/1/14
In pursuit of evaluating the suitability of methods for determining the ability of soils to supply available nitrogen under different soil conditions, two biological aerobic and anaerobic incubation ...
The Effect of Different Land Uses on Soil Microbial Biomass Carbon and Nitrogen in Bartın Province
Microbial biomass C microbial biomass N land use type soil
2009/1/8
The microbial biomass of soil is being increasingly recognized as a sensitive indicator of soil quality. Its knowledge is fundamental for sustainable environmental management. This study aimed to det...
Effect of Nitrogen Fertilizer on Herbivores and Its Stimulation to Major Insect Pests in Rice
nitrogen fertilizer herbivore insect pests rice fertilizer-nitrogen use efficiencyRice
2008/12/11
Nitrogen is one of the most important factors in development of herbivore populations. The application of nitrogen fertilizer in plants can normally increase herbivore feeding preference, food consump...
Response of Yield, Yield Components, and Fiber Properties of Egyptian Cotton (Gossypium barbadense L.) to Nitrogen Fertilization and Foliar-applied Potassium and Mepiquat Chloride
Yield Components Fiber Properties Egyptian Cotton Nitrogen Fertilization Foliar-applied Potassium
2008/12/9
Research to delineate nitrogen, potassium, and mepiquat chloride (MC) effects on cotton performance has been primarily conducted with upland cotton (Gossypium hirsutum L.). A field study was conducted...
Yield and Petiole Nitrate Concentrations of Cotton Treated with Soil-Applied and Foliar-Applied Nitrogen
Foliar-Applied Nitrogen Soil-Applied Cotton Treated
2008/5/13
Nitrogen fertilization and N nutrient management are crucial components of economically successful cotton (Gossypium hirsutum L.) production. The efficacy of foliar N applications and the timing crite...
Winter Annual Cover Crops in a Virginia No-till Cotton Production System: I. Biomass Production, Ground Cover, and Nitrogen Assimilation
Virginia No-till Cotton Winter Annual Cover Crops
2008/5/13
Cotton (Gossypium hirsutum L.) may not provide sufficient surface residue to reduce erosion and protect the soil between crops. A winter annual cover crop might alleviate erosion during the time betwe...