نتایج جستجو برای: growth performances

تعداد نتایج: 866051  

Journal: :Advances in Animal and Veterinary Sciences 2022

Effect of Formulated Feed as a Subsitute for Live on Growth Performances, Biochemical Composition and Digestive Enzyme Activities Asian Stinging Catfish, Heteropneustes fossilis (Bloch, 1794) Larvae

Journal: :شیلات 0
لیلا کوچکی . کارشناس ارشد، گروه شیلات، دانشکدة منابع طبیعی دریا، دانشگاه علوم و فنون دریایی محمد ذاکری . استادیار گروه شیلات، دانشکدة منابع طبیعی دریا، دانشگاه علوم و فنون دریایی خرمشهر. سید محمد موسوی . استادیار گروه شیلات، دانشکدة منابع طبیعی دریا، دانشگاه علوم و فنون دریایی خرمشهر. وحید یاوری . دانشیار گروه شیلات، دانشکدة منابع طبیعی دریا، دانشگاه علوم و فنون دریایی خرمشهر پریتا کوچنین . دانشیار گروه شیلات، دانشکدة منابع طبیعی دریا، دانشگاه علوم و فنون دریایی خرمشهر

the effect of feeding frequency on growth performance, feed consumption and body biochemical composition of acipenser ruthenus juveniles was investigated. the trial was performed using 150 fish with a mean initial weight of 50±1 g randomly introduced in fifteen tanks. fishes were fed at a feeding frequency of twice daily (t1), three times a day (t2), four times a day (t3), five times a day (t4)...

An experiment was conducted to evaluate the effects of biogen probiotic additives on growth performance of common carp, Cyprinus carpio. Four practical diets containing 0 (control) , 0.1, 0.2 and 0.3 % Biogen probiotic were used to feed fish. Seventy-two juvenile common carp (65 ? 3.5g) were randomly distributed between 12 fiberglass tanks of 500 L capacity. During 60 days of feeding trial, the...

Journal: :دامپزشکی 0
حجت ضیایی کارشناسی ارشد مرکز تحقیقات جهاد کشاورزی خراسان جنوبی مسلم باشتنی استادیار گروه علوم دامی دانشکده کشاورزی دانشگاه بیرجند محمد امیر کریمی ترشیزی استادیار گروه پرورش طیور دانشکده کشاورزی دانشگاه تربیت مدرس تهران حسین نعیمی پور کارشناس آموزشی گروه علوم دامی دانشکده کشاورزی دانشگاه بیرجند همایون فرهنگ فر دانشیار گروه علوم دامی دانشکده کشاورزی دانشگاه بیرجند

this experiment was conducted in order to determine the effects of different dietary growth promoters on growth performance and nutrient digestibility in male broiler chickens. a total of 360 male broiler chicks (day-old ross 308 strain) were distributed into a completely randomized design (crd) having 6 dietary treatments with four replicates and 15 birds in each replicate. experimental treatm...

2008
Brent A. Gold

This work investigates the ideal distribution of sensors in networked arrays. MATLAB models these arrays and simulates the results these networks obtain using active and passive sonar. These results determine the ideal sensor placement for optimal parameter detection and estimation of targets. This work's first part focuses on active sonar networks with a fixed number of sensors in a differing ...

2005

There is a general need for spacecraft systems to make use of advances in analog to digital (ADC) and digital to analog (DAC) technologies. In particular, imaging systems such as star trackers and remote sensing instruments require 14,16, or more bits ADCs that have low power consumption, fast conversion rates (>1 MSPS) and good radiation tolerances. Because ADC and DAC have both analog and dig...

Journal: :Journal of the experimental analysis of behavior 2000
J S MacDonall

Concurrent schedules may be viewed as consisting of two pairs of stay and switch schedules, each pair associated with one of the alternatives. A stay schedule arranges reinforcers for staying and responding at one alternative, whereas the associated switch schedule arranges reinforcers for switching to the other alternative. In standard concurrent schedules, the stay schedule at each alternativ...

2003
Michel Parent Ming Yang

CyberCars are road vehicles with fully automated driving capabilities. A fleet of such vehicles forms a Cybernetic Transportation System, for passengers or goods, on a network of roads with on-demand and door-to-door capability. This paper presents a framework for the overall evaluation of the performance of different technologies under development during the project. The evaluation plan descri...

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