نتایج جستجو برای: life table

تعداد نتایج: 856838  

Journal: :journal of agricultural science and technology 0
n. doryanizadeh department of entomology, faculty of agriculture, tarbiat modares university, tehran, islamic republic of iran. s. moharramipour department of entomology, faculty of agriculture, tarbiat modares university, tehran, islamic republic of iran. v. hosseininaveh department of plant protection, college of agriculture and natural resources, university of tehran, karaj, islamic republic of iran. m. mehrabadi department of entomology, faculty of agriculture, tarbiat modares university, tehran, islamic republic of iran.

the effect of eight cucumis l. (cucurbitaceae) genotypes, including native cucumber genotypes (hormozgan, bushehr and gilan), greenhouse cucumber genotypes (girtap, negeen, sepehr and pouya) and armenian cucumber (cucumis melo var. flexuosus) was studied on the life table and population growth parameters of aphis gossypii glover to evaluate antibiosis resistance. the experiment was conducted at...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1390

over the past decades a number of approaches have been applied for forecasting mortality. in 1992, a new method for long-run forecast of the level and age pattern of mortality was published by lee and carter. this method was welcomed by many authors so it was extended through a wider class of generalized, parametric and nonlinear model. this model represents one of the most influential recent d...

Journal: :journal of crop protection 0
maryam rezaie zoology research department, iranian research institute of plant protection, agricultural research, education and extension organization (areeo), tehran, iran. alireza saboori department of plant protection, faculty of agriculture, university of tehran, alborz, karaj, iran. valiollah baniameri agricultural entomology research department, iranian research institute of plant protection, agricultural research, education and extension organization (areeo), tehran, iran.

neoseiulus californicus (mcgregor) is a predatory mite that can control spider mites. the effect of seven strawberry cultivars (including: ‘marak’, ‘yalova’, ‘aliso’, ‘gaviota’, ‘sequoia’, ‘camarosa’ and ‘chandler’) on the growth and development of n. californicus was studied in the laboratory conditions (27 ± 1 °c, 70 ± 5% rh and 16l: 8d photoperiod). there was significant difference in the nu...

Journal: :journal of crop protection 2013
hajar faal-mohammad-ali parviz shishehbor

the effect of host diet on developmental time, fecundity and life-table parameters of bracon hebetor (say) (hymenoptera: braconidae) against the mediterranean flour moth ephestia kuehniella (zeller) was studied in the laboratory condition at 26 ± 1 °c, 65 ± 5% relative humidity and a photoperiod of 16l:8d h. the diets used were rice, barley, corn and wheat flours. the developmental time (egg to...

Journal: :Journal of the American Statistical Association 1936

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1390

acknowledgements i wish to express my gratitude to all those who have helped me in preparing this thesis. i would like to express my deep gratitude to my respected advisor dr. kourosh akef, whose advice and comments helped me in the early stages of the research and throughout the writing process. i would also like to express my gratitude to dr. hajar khanmohammad whose invaluable guidance he...

Journal: :New West Indian Guide / Nieuwe West-Indische Gids 1978

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