370 research outputs found

    NCAA Division I Head Coaches\u27 Experiences with Eating Disorders and Disordered Eating in Female Athletes: A Qualitative Analysis

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    In today\u27s sport, NCAA Division I female athletes are under a constant pressure to reach an elite level of perfection in athletic performance, frequently adhering to the assumption that there is an inverse relationship between body size and performance level (Petrie & Sherman, 2007). Additionally, coaches have unrealistic expectations about weight and body image, which adds pressure on athletes to conform to certain weight or image driven standards. Perceptions that coaches hold about eating disorders and disordered eating present a set of risk factors that may increase the likelihood of female athletes developing maladaptive eating patterns (Scoffier, Maiano, & d\u27Arripe-Longueville, 2010). Thus, the purpose of the present study is to use a qualitative approach to assess the experiences, knowledge, and education that coaches at the NCAA Division I level possess about eating disorders and disordered eating in female athletes. Creating alternative and better intervention techniques for disordered eating and eating disorders in female athletes will be discussed

    Northeast Research Farm Summary

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    Contains the Farm and Weather Summary for the Northeast Research and Demonstration Farm

    Corn Population Research

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    Producers continually question whether they should be increasing corn plant populations based on planting date, soil/weather conditions, and seed company recommendations. Previous high corn yield award winners have claimed that they have used deep tillage and high populations in highly fertile soils to garner their award winning yields. Improvements in genetic traits and seed treatments and in-plant protection from a number of insects have been the main selling points to increase planting populations. Advances in planting equipment (narrow and twin row configurations providing more equidistant plant spacing) have also made increasing plant populations possible. Yield increases for row spacing less than 30 in. (15 in. and twin rows) at Nashua have shown small and inconsistent yield differences with the main yield benefit being from variety selection and to a lesser extent, planting population for increasing grain yields. These trials were designed to collect information to aid in local recommendations

    Roundup Ready and Conventional Soybean Yield Trial

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    A yield performance study was conducted at the ISU NE Research and Demonstration Farm to compare twelve Roundup Ready® soybean varieties, and eleven conventional soybean varieties, one of which is a soybean variety grown for the organic market. Roundup Ultra was applied on the Roundup Ready® varieties, and a conventional herbicide program was used on the commercial soybean varieties to evaluate weed control and grain yield

    2000 Bt/Non-Bt Corn Variety Evaluation Study

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    The 2000 growing season marks the fifth year that Bt corn varieties were commercially grown in Iowa. This is the fifth year that the Northeast Research and Demonstration Farm has been field testing Bt and non-Bt hybrids for yield and related parameters. Bacillus thuringiensis, commonly known as Bt, is a naturally occurring soil bacterium toxic to European corn borers (ECB). The Bt gene is genetically modified and inserted into the corn hybrids, whereby the protein that occurs in the corn plant kills the European corn borers (ECB). Different Bt genes and different promoters, which are commonly called events, are used by different companies. These genes and promoters vary in their expression and subsequent level of ECB protection. The recent decisions by several countries and major grain buyers to not purchase certain genetically modified (GMO) corn hybrids or certain Bt events in several companies’ hybrids has captured the attention of farmers and grain purchasers. In a time of low commodity prices, the decision by producers to grow and sell GMO crops will become more difficult because the future prices or premiums for such crops are in question. The decision will primarily be made on economics of the total costs to produce the crop and the ability to segregate grains at harvest

    Farm and Weather Summary

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    Includes: Farm Comments Crop Season Comments Weather Comment

    Seed-Applied Fungicides for Very Early-Planted Soybeans

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    Multi-year results from the Northeast Research Farm suggest that mid-April to mid-May planting dates produce top soybean yields if soil conditions are ideal. Research farm trials have also shown that soybeans yield similarly over a wide range of seeding rates and harvest populations. Based on these results, some producers are planting soybeans as soon as spring field conditions allow, with a seeding rate of 150,000 to 175,000 seeds/acre. The yield response of modern varieties to early planting raises questions about expanding the soybean planting season to late March or early April when conditions allow. Producers considering early planting recognize the risk of stand losses caused by seedling diseases in cooler soils. In 2000 and 2002, a soybean “planting date x seed treatment” study was initiated to evaluate yield response of an adapted, high-yield variety to very early planting. Research objectives are to determine if fungicide seed treatments are needed to maintain high yields across several early planting dates

    Bt/nonBt Corn Variety Evaluation Study

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    The 2005 growing season marks the tenth year that Bt corn varieties were commercially grown and evaluated at the Northeast Research and Demonstration Farm. Bacillus thuringiensis, commonly known as Bt, is a naturally occurring soil bacterium toxic to European corn bores (ECB) that has been genetically modified and inserted into the corn hybrids. European corn borer incidence is highly variable by year and location. Bt seed corn and insecticide applications are not always warranted each year because of low corn borer populations, due to environmental conditions, several fungal diseases, natural enemies/predators, and parasites. Bt hybrids offer a management option for control of ECB, in which the increased cost of the seed corn must be compared with the cost and effectiveness of insecticide
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