نتایج جستجو برای: growth stage duration
تعداد نتایج: 1324413 فیلتر نتایج به سال:
Juvenile hormone (JH) plays a vital role in the growth, development, and reproduction of insects other arthropods. Previous experiments have suggested that BmFAMeT6 could affect duration silk moth’s larval stage. In this study, we established overexpression strain knockout using GAL4/UAS binary hybrid system CRISPR/Cas 9 system, respectively, found stage was shorter, while longer. Our results e...
Synthetic and botanical insecticides can have a profound effect on the developmental period, growth, adult emergence, fecundity, fertility, and egg hatch, resulting in effective control at sub-lethal concentrations. This paper investigated sub-lethal concentrations of fenitrothion, lambda-cyhalothrin, and Callitris glaucophylla Joy Thomps. & L.P. Johnson (Cupressaceae) extract to characterize t...
There is little information about the effects of ethephon ripening hormone on the yield of sweet sorghum in Thailand. Therefore, this study aimed to evaluate the impact of ethephon hormone applied at different growth stages of three cultivars of sweet sorghum on its growth and yield. The experiment was conducted from December 2016 to May 2017 at a research plot of the Faculty of Agricultural Te...
This study was conducted to determine the effect of growth hormone on some growth and immunity parameters at three stages of rainbow trout eyed egg, alvin and fry. The experiment was carried out in 4 treatments with concentrations of 0, 0.1, 0.5 and 1 mg/l of somatotropin hormone. For permeability, different experimental groups were treated with sodium hypochlorite (0.005 %) for 15 seconds befo...
this study was conducted to determine the yield response factor (ky) of sugar beet to deficit irrigation at different growth stages. a field experiment was conducted in sharekord agricultural research station over two growing crop seasons (1996 -1997) using a randomized complete block design with three replications. plots were assigned to five levels of deficit irrigation treatments: e0 (full i...
a b s t r a c t introduction: epilepsy is a chronic neurological disorder in which patients experience spontaneous recurrent seizures. although the most commonly recommended therapy is drug treatment, some patients do not achieve adequate control of their seizures on existing drugs. new medications with novel mechanisms of action are needed to help those patients whose seizures are resistant to...
this study was conducted to determine the chemical composition and degradability characteristics of a pasture plant salsola tomentosa by nylon bags method .the sampling was performed from the northern region of plain's gonabad city in three growth stages (vegetative, flowering and seeding). the samples dried in air, were milled and their chemical composition were determined. to determine the de...
background one of the most painful experiences of women in life is labor. the use of non-drug methods for pain relief is on the increase. this study aimed to compare mono-stage and bi-stage acupressure at sp6 point on the severity of labor pain and the delivery outcome. methods this is a quasi-experimental single blind study from december 2010 to june 2011 in which 150 term pregnant women in la...
employees always concern about losing their job , or in other word , losing their income resources. for this purpose, every government requires strong system for covering these concerns. the unemployment insurance (ui) program’s can be used for achieving this goal. in this thesis, we price ui based on the insurance history of employee and the duration of being unemployed. we use the weibull dis...
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