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Showing 1 to 15 of 15 for “"DRIS"”.
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Developing DRIS norms for Fraser fir Christmas trees
… objective of this study was to develop and test DRIS norms for Fraser fir Christmas trees grown in Virginia for the ultimate purpose of establishing a nutrition diagnosis and fertilizer prescription system. A total of 107 Fraser fir plantations were sampled for foliage, soil, and diameter …
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Applying the diagnosis and recommendation integrated system(DRIS) to Fraser fir Christmas trees
… and which factor most governed tree quality. DRIS indices were calculated for six independent plots of different fertility treatments. Basal diameter (BD) was the strongest discriminator of tree quality and was used as a substitute for yield in the DRIS analyses. The importance of nutrient …
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Evaluating the nutritional status of Fraser fir [Abies fraseri (Pursh) Poir.] Christmas trees using foliar analysis and DRIS application
… foliar diagnoses. Another study developed a DRIS application to evaluate N, P, K, Ca, and Mg nutrition on seventy-nine trees in a 3-year-old Fraser fir Christmas tree plantation. DRIS norms and index equations from premium grade Christmas tree were developed. In contrast to most crops where …
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Calcium Requirement Distribution Via Bone Growth Modeling
… rate to provide Dietary Reference Intakes (DRIs) for calcium. The specific DRIs of interest are Estimated Average Requirement (EAR) and Recommended Dietary Allowance (RDA). Included within the analysis is the age at which this peak occurs. A generalized logistic curve uses age as the …
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Dietary Intake among Children with Acute Lymphoblastic Leukemia (ALL)
… was compared to the Dietary Reference Intakes (DRIs) and normative data. Contrary to expectations, total caloric intake in the majority of patients exceeded the DRIs with a smaller percentage of patients below the DRI for calories. The majority of patients were within the DRI for all other …
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Diagnosis of Loblolly Pine (Pinus taeda L.) Nutrient Deficiencies by Foliar Methods
… to the critical level, optimal nutrient ratios, DRIS methodology, vector analysis, and changes in individual fascicle and total current year foliage weight/area were used to identify deficiencies. Phosphorus was repeatedly indicated as most limiting growth at TX while K was implicated at SC. The …
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Developing a Valid Screening Tool for Assessing Nutritional Adequacy and Osteoporosis Risk Among Vegans in the United States
… standards of the US Dietary Reference Intakes (DRIs), (d) <em>Determining</em> possible diet-disease association by comparing the FFQ assessment with bone test values.</p> <p>Samples of 50, 100, and 30 vegans were used for the FFQ-development phase, the validation and nutrition assessment …
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ASSESSMENT OF THE NUTRITIONAL CONTENT OF FOODS OFFERED TO PRESCHOOL-AGED CHILDREN AGED 2-5 YEARS OLD WHO ATTEND LICENSED DAY CARE CENTERS IN ALBUQUERQUE IN COMPARISON TO THE CACFP NUTRITIONAL GUIDELINES.
… were compared to half and two thirds of the DRIs for children 2-5 years. In general, child care centers are serving required food components and portion sizes, although there were some additions. Centers appear to be serving foods that meet the recommendations for vitamins A and C, folate, …
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Growth and nutrient relations in black cottonwood in South-Coastal British Columbia
… cottonwood stands, with treatments based on used DRIS diagnosis of limiting nutrients. Significant levels of variability in foliar nutrient concentrations were identified within tree canopies, and from tree-to-tree within stands. A protocol was suggested to standardize sampling procedures to …
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Folate, Choline, Vitamin D and Iodine: How Much are Pregnant Women Getting?
… were compared to the Dietary Reference Intakes (DRIs). Results: Folate. Combined dietary and supplement intakes averaged 1022 μg/day, exceeding the Upper Tolerable Limit (UL). 46.7% of participants exceeded the UL with combined intakes. From dietary intake alone, just 24% were meeting the …
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Factors affecting loblolly pine growth following site preparation
… Diagnosis and Recommendation Integrated System (DRIS) and were the same as those reported in the literature for nitrogen, phosphorous, and magnesium while potassium and calcium critical levels were determined to be twice as high as those reported (0.52% and 0.19%, respectively). The spatial …
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Análisis de limbo y pecíolo para el diagnóstico nutricional de la vid (Vitis vinifera L.), cv. Tempranillo
… Intregado de Diagnóstico y Recomendación (DRIS).
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Fatores de risco para anemia ferropriva em lactentes do município de Viçosa, Minas Gerais
… com as Ingestões Dietéticas de Referência/ DRIs. A classificação da biodisponibilidade de ferro da refeição de sal (almoço ou jantar) foi feita utilizando o critério proposto por DEMAYER. Os índices antropométricos (peso/idade, estatura/idade e peso/estatura) foram avaliados em escore z e …
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The effects of fertilisers, particularly foliar applied, on the potato plant's tolerance of attack by the potato cystnematodes, <i>Globodera rostochiensis</i> and <i>G. pallida</i>
… Diagnosis and Recommendation Integrated System (DRIS) was investigated as an alternative diagnostic tool to aid the identification of nutrient disorders. Although no remedial nutrient applications were made as a result of the findings from this method, it suggested that P was most limiting for …
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Parametrização do modelo 3-PG para teca (Tectona grandis L.f.) e dos sistemas FERTI-UFV e NUTRI-UFV para subsidiar o seu manejo nutricional
… e relações duais entre os teores (normas DRIS) com base nos resultados de análises foliares de teca em 10 municípios do Estado do Mato Grosso abrangendo, em conjunto, plantios de 1 a 11 anos. As normas obtidas foram estratificadas em classe I = árvores de até cinco anos e classe II = …