نتایج جستجو برای: the growth parameters final weight
تعداد نتایج: 16320215 فیلتر نتایج به سال:
Introduction: The efficacy of Growth Monitoring and Promotion (GMP) program depends on active participation. However, its low acceptance by mothers is believed to reduce their participation in the program. Objective: This study aims to assess maternal beliefs and knowledge about GMP and examine its association with the child growth parameters. Materials and Methods: This cross-sectional study...
one of the most commonly used techniques to reduce the corrosion rate of rebar in concrete is addition substances named corrosion inhibitors into the concrete. corrosion inhibitor is chemical compounds that were added to concrete to prevent corrosion of steel in concrete. sodium nitrate is a type of anodic inhibitors that this study investigatesthe effect of this inhibitor on the properties of ...
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...
This experiment was designed to investigate the use of live Eisenia fetida as a nutritional supplement on growth performance and carcass composition The purpose of this study was to evaluate the nutritional efficiency and changes in digestive enzymes of rainbow trout (Oncorhynchus mykiss). Fish were placed with average weight 58 g in a completely randomized design in 4 treatments and each with ...
this study was evaluated to study the effects of vitamin c and the bacteria bacillus subtilis, b.lichniformis on growth and carcass composition of litopenaus vannamei. three treatments were applied, treatment fed with probiotics (4×1010 cfu/kg food), treatment with vitamin c (140 mg/kg food) and the control group. three replicates were used for each treatment. shrimps were kept in nine 300-lite...
an analysis of the stages of crop growth presents an important step in the improvement of production management. through growth analysis, planning for planting systems, fertilization, pruning operations, harvest time as well as obtaining economical yield can be more accessible. therefore, a development of mathematical models simulating plant growth would be helpful in improving crop management,...
abstract 900 rainbow trout (mean weight 25 gr) were obtained from a local fish farm in urmia city and after acclimatization for 10 days, the fish were randomly divided into four groups (with three replication) and fed for 8 weeks with 0 (control), 2/5, 5 and 10 g chitosan/kg feed, respectively. finally treatments were fed the control diet (without any chitosan) for another 3 weeks. body weight,...
the following null hypothesis was proposed: h : there is no significant difference between the use of semantically or communicatively translates scientific texts. to test the null hypothesis, a number of procedures were taken first, two passages were selected form soyrcebooks of food and nutrition industry and gardening deciplines. each, in turn, was following by a number of comprehension quest...
The study was conducted to determine growth parameters, mortality, length frequency, age structure and catch per unit effort (CPUE) of Capeota capeota in Hassanloo reservoir in western Azerbaijan. Fish sampling was done seasonally in 2004-2005 by gill net with mesh sizes 20, 30, 40, 50, 60mm. The results showed age compositions of the fish were 1-5 years old. Average length and weight were esti...
the present study investigated the effects of prebiotic (α-mune), a mixture of mannan oligosaccharide, β-1,3 and β-1,6 glucan, on the growth performance, haematology and innate immunity of beluga sturgeon ( huso huso ) juvenile. fish (46±3 g) were allocated into 12 tanks (15 fish per tank) and triplicate groups were fed a control diet or diets containing 1.5, 3.0 and 4.5 g kg -1 prebiotic for 4...
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