نتایج جستجو برای: respectively reproductive output ro of e styliferus varied 8
تعداد نتایج: 21765029 فیلتر نتایج به سال:
In the present study, age, growth and reproduction of Carassius auratus were investigated in the Alma-Gol and Ala-Gol (northern Iran) from September 2000 to August 2002. Among the total of 1450 specimens, the estimated ages ranged from 0+ to 8+ years. C. auratus showed an allometric growth, negatively in Alma-Gol and positively in Ala-Gol. The von Bertalanffy growth curves were fitted to mean t...
abstract this research is about a longitudinal case study of english morpheme acquisition by a persian speaking child l2 learner of english (2 .9-3).the goal of this research has been discovery of the child ‘s ability in acquiring of english morphemes in a persian context while only one person (the child’ s father)has been talking to her.this child has also been exposed to english languag...
the diamondback moth, plutella xylostella (l.) (lep.: plutellidae) is one of the most destructive insectpests of cruciferous crops throughout the world. in this research, the demographic parameters of p. xylostellawere studied on five rapeseed cultivars including licord, modena, okapi, rgsoo3 and regxkobra. theexperiments were conducted in a growth chamber at temperature of 25 â± 1â°c, 60 â± 5%...
در این تحقیق بر اساس خصوصیات ریخت شناسی، مراحل لاروی زوآی گونه های exopalaemon styliferus و periclimenes brevicarpalis از خانواده palaemonidae بررسی شد و همچنین تراکم لارو گونه های مذکور در ایستگاه ها و ماه های مختلف محاسبه گردید. نمونه برداری با استفاده از تور پلانکتون گیری 300 میکرون به مدت 7 ماه و به صورت ماهانه از اسفند 1389 تا مهر ماه 1390 در 7 ایستگاه بین دهانه رودخانه های اروند و بهمنشیر...
reproductive performance and life expectancy of the two-spotted spider mite (tssm), tetranychus urticae koch were determined on seven eggplant cultivars (isfahan, dezful, shend-abad, neishabour, bandar-abbas, jahrom and borazjan) at 25 ± 1°c, 60 ± 5% r.h. and a photoperiod of 16:8 (l:d) hours. the results revealed that the tssm gross hatch rate varied from 59% on bandar-abbas to 83% on dezful. ...
چکیده کنه تارتن دو لکه ای tetranychus urticae koch یکی از چندخوارترین آفات شناخته شده محصولات کشاورزی دنیا به حساب می آید. در این بررسی جمعیت تخم و مراحل فعال این کنه در شرایط آلودگی طبیعی و مصنوعی در برگ های 8 رقم لوبیا در سال 1392 در گلخانه و مزرعه تحقیقاتی دانشکده کشاورزی دانشگاه ارومیه موردمطالعه قرار گرفت. آزمایش به صورت طرح کاملاً تصادفی برای شرایط مزرعه در10 تکرار و برای شرایط گلخانه ای...
D e la y D a ta , E a ch A p p ro a ch , R e g io n B ( D iv is io n s 3 , 4 , 5 , 6 , 7 , 8 ) $ 1 9 5 Q u a lit y C o u n ts , LL C D e la y D a ta , E a ch A p p ro a ch , R e g io n B ( D iv is io n s 3 , 4 , 5 , 6 , 7 , 8 ) $ 2 0 0 T h e T ra ff ic G ro u p , In c. D e la y D a ta , E a ch A p p ro a ch , R e g io n C ( D iv is io n s 9 , 1 0 , 1 2 ) $ 1 9 5 Q u a lit y C o u n ts , LL C D ...
attempts have been made to study the thermodynamic behavior of 1,3 butadiene purification columns with the aim of retrofitting those columns to more energy efficient separation schemes. 1,3 butadiene is purified in two columns in series through being separated from methyl acetylene and 1,2 butadiene in the first and second column respectively. comparisons have been made among different therm...
rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...
the purpose of the present study was to see which one of the two instruction-processing instruction (pi) and meaningful output based instruction (mobi) accompanied with prompt and recast- is more effective on efl learners’ writing accuracy. in order to homogenize the participants in term of language proficiency a preliminary english test (pet) was administrated between 74 intermediate students ...
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