نتایج جستجو برای: regression analysis could predict weight of life chickens
تعداد نتایج: 21416313 فیلتر نتایج به سال:
pearl millet has tolerance to harsh growing conditions such as drought. it is at least equivalent to maize and generally superior to sorghum in protein content and metabolizable energy levels. thus it is of importance for poultry feeding. amino acid (aa) determination is expensive and time consuming. therefore nutritionists have prompted a search for alternatives to estimate aa levels. traditio...
This study aims to determine the relationship between egg weight and DOC with body of Sentul GI chickens at 1, 2, 3, 4 months age. The materials used were 78 males 96 females G1 from hatching 315 G0 eggs. research method is experimental method. variables this included: weight, gain DOC-4 Data analysis t-test correlation regression analysis. Egg had no significant effect (P≥0.05) on sex chicken ...
Introduction: Diabetes is one of the common chronic diseases in modern societies and self-care behaviors consider as one of the most important factors in controlling this disease. Regarding the impact of psychological factors on adherence to self-care behaviors, the current study aimed to predict self-care behaviors, based on goal setting skill and perceived stress of patients with type 2 diabe...
Introduction: One of the major factors affecting the development of any organization is its employeeschr(chr('39')39chr('39')) mental health. Due to the job sensitivity of nurses, it is necessary to pay attention to their mental health. The present study was to investigate the Prediction of nursechr(chr('39')39chr('39'))s mental health based spiritual intelligence and life satisfaction. Methods...
Native poultry is a valuable genetic source with high resistance against diseases providing an important subject for breeding programs. The non-linear mathematical modeling of the growth pattern may partly explain the relationship between requirements and body weight to precise feeding that plays a vital role in the animal enterprises. A study was conducted to compare five non-linear models inc...
background: breast cancer is the most common type of cancer and second leading cause of death in women after lung cancer. the world health organization has reported that breast cancer, with 502,000 deaths in 2005, surpassed lung, stomach, colorectal, and cervical cancers as the leading cause of death in women. the main objective of the current study was to examine the predictive role of emotion...
background nowadays, work related stress appears to affect almost all people with connected clinical works. the purpose of this research was to study the relationships of work stress and work engagement with the satisfaction from lives of nurses in ahvaz governmental hospitals. material and methods a correlation study was carried out. nurses from governmental hospitals were selected and statist...
There are many studies on the effects of probiotics on performance of broiler chickens, but none of them has evaluated the metabolizable energy (ME) equivalency values of probiotics. The aim of this study was to determine the metabolizable energy equivalency value of Bacillus subtilis spore and its potential for decreasing feed ME content and cost. One hundred seventy-six day-old male broilers ...
Introduction and purpose: In the process of development, retirement is a stage of beginning for important potential changes in life and this stage effect on quality life of the retirements. So, present study with the aim of investigating prediction of quality of life through locus of control, meaning of life and marital relationships was performed on retirements of Nahanavand of Iran. Materi...
data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...
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