نتایج جستجو برای: tdn
تعداد نتایج: 377 فیلتر نتایج به سال:
Nitrogen (N) dynamics were evaluated from 1 June 1995 through 31 May 1996 within the Arbutus Lake watershed in the Adirondack Mountains of New York State, U.S.A. At the Arbutus Lake outlet dissolved organic nitrogen (DON), NO3 and NH + 4 contributed 61%, 33%, and 6% respectively, to the total dissolved nitrogen (TDN) flux (259 mol ha−1 yr−1). At the lake inlet DON, NO3 , and NH + 4 constituted ...
Nine by-product feedstuffs (BPF) obtained from three different sources were evaluated for nutrient composition, estimated nonstructural carbohydrate (NSC) and TDN content, and total extent and rate of digestion of DM and NDF. The nine BPF evaluated included: beet pulp (BP), rice bran (RB), almond hulls (AI-I), citrus pulp (CT), bakery waste (BW), wheat mill run (WMR), brewers’ grains (BG), dist...
Yields of total fixed nitrogen and nitrogen fractions are summarized for thirty-one watersheds in which anthropogenic disturbance of the nitrogen cycle, either through land use or atmospheric deposition, is negligible or slight. These yields are taken as representative of background conditions over a broad range of watershed areas, elevations, and vegetation types. The data set focuses on water...
محصول اصلی مراتع علوفه است. بنابراین، با تعیین ارزش اقتصادی آن، به عنوان یکی از مهم ترین کارکردهای تولیدی غیربازاری، می توان مدیران را در برنامه ریزی صحیح و مدیریت بهینة بهره برداری از مراتع هدایت کرد. هدف مقالة حاضر، برآورد ارزش اقتصادی کارکرد تولید علوفة مراتع ییلاقی بلدة نور در استان مازندران است. بدین منظور، تولید کل علوفه، با استفاده از روش دوبل، در دوازده واحد کاری برآورد شد. با توجه به ن...
یکی ازمهمترین تولیدات فرعی انگور و فرآورده های آن در ایران ‘ پوپ کشمش حاصله از کارخانه های کشمش پاک کنی می باشد که شامل ساقه و ساقچه های خوشه انگور به علاوه کشمشهای وازده است. مقدارتولید پوش کشمش درایران 5/4 هزار تن درسال تخمین زده می شود که درحال حاضر در تغذیه دام مورد استفاده قرار نمی گیرد. هدف از انجام این تحقیق تعیین ترکیب شیمیایی ‘ ضریب قابلیت هضم و در نتیجه تعیین ارزش غذایی پوش کشمش به ت...
Connectionist Rpeech recognition systems are often handicapped by an inconsistency between training and testing criteria. This problem is addressed by the Multi-State Time Delay Neural Network (MS-TDNN), a hierarchical phonf'mp and word classifier which uses DTW to modulate its connectivit.y pattern, and which is directly trained on word-level targets. The consistent use of word accuracy as a c...
There is a tendency to consider forages largely in terms of their energy value or TDN. However, the feeding value of forage is actually a more complex function of its nutrient composition, chemical-physical characteristics of its fiber, acceptability (palatability), and associative interactions it might have with other dietary ingredients. Because forages are not usually cost-competitive with c...
Radar scattered time domain response can be modeled by natural poles using singularity expansion method (SEM) in resonance region. In this paper, limitation of the conventional Extinction pulse (E-pulse) method is brought out and a hybrid of conventional Extinction pulse and auto-regressive (AR) method is proposed for robust discrimination of radar targets. A new target discrimination number (T...
Attaining high-quality alfalfa hay is a critical aspect of profitability for alfalfa and animal productivity. Attributes of quality include energy, voluntary intake, CP, fiber and minerals. Forage quality has many attributes and should be evaluated through laboratory measurements and subjective observations such as odor mold and weed content. Measurements of plant cell wall (NDF), as well as AD...
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