نتایج جستجو برای: and treatments 4
تعداد نتایج: 17031884 فیلتر نتایج به سال:
adolescents and young adults and their problems is an issue whose importance is obvious to anyone because youth are the founders of our countrys future and requires proper planning to be on leisure. given the importance of leisure,this study to investigate needs assessment and planning how adolescents and young adults spend their leisure time in urban of case study of high school girls and boys...
This research was conducted to investigate the effects of feeding of barley grain (whole or cracked) combined with two different protein sources (urea or soybean meal) on nutrients digestibility and rumen parameters (pH and ammonia concentration). Four rumen fistultated Mehraban sheep was used that the mean body weight of sheep was 36.5±0.5 kg. The the experiment was conducted in change over de...
To compare the effects of various nitrogen (N) fertigation frequencies on yield and fruit quality of Thomson navel orange, a field study was carried out in a randomized complete blocks design with five treatments and four replications during three years. Treatments included a subsoil N fertilizer placement (with drip irrigation) and four N fertigation frequencies (2, 4, 6 and 8 applications per...
why some learners are willing to communicate in english, concurrently others are not, has been an intensive investigation in l2 education. willingness to communicate (wtc) proposed as initiating to communicate while given a choice has recently played a crucial role in l2 learning. it was hypothesized that wtc would be associated with language learning orientations (llos) as well as social suppo...
the present experiment was conducted to evaluate the effects of different levels of vitaminpremix(vp), fed during the last three weeks of a broiler rearing period (22-42 days), on its growthperformance and carcass characteristics. four hundred 22 day old broilers received diets containingfour levels of supplementary vp (0, 33.33, 66.66 and 100%) each at a different weeks of finisherperiod. the ...
in order to evaluate the efficiency of biocontrol agents of corn stem borer ,ostrinia nubilalis, experiment was conducted in a randomized complete block by five treatments and four replication, including, indoxacarb (avant)®, trichogrammawasps, bacillus thuringiensis var: kurstaki, integration of trichogramma sp. and bt., and control as treatments number 1 to 5. in treatments with parasitoid re...
in this study, effect of different concentration of ascorbic acid (asa, 0, 2, 4 and 6 mm) on delaying senescence in cut rose flowers cv. royall class was investigated based on factorial design. the results showed that the greatest delay in senescence was obtained with 4 mm asa as compared to control (distilled water). therefore, fresh weight and diameter of flowers treated with 4 mm asa was mor...
the present paper deals with criminal issues. for example, legal injunction on the necessity of returning a deposit has a legal nature and legal injunction on the punishment of those who breach the trust has a criminal nature. existing social issues are the basis of classification of some instances into the issue, some of which are based on variation and others on quality. therefore, the motiva...
this study was conducted to investigate the effects of l-carnitine and different levels of animal fat on performance, carcass characteristics and some blood parameters of broiler chickens. two hundred one-day old male broiler chicks were allotted to5 treatments in 4 replicates and 10 birds in each replicate. dietary treatments consisted of: 1) diet with 5% vegetable oil (t1), 2) diet with 5% ve...
This study was conducted to investigate the effects of L-carnitine and different levels of animal fat on performance, carcass characteristics and some blood parameters of broiler chickens. Two hundred one-day old male broiler chicks were allotted to5 treatments in 4 replicates and 10 birds in each replicate. Dietary treatments consisted of: 1) diet with 5% vegetable oil (T1), 2) diet with 5% ve...
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