نتایج جستجو برای: reproduction indices

تعداد نتایج: 149089  

A Tamadon F Nowzari, F Rahmanifar M Owjfard MR Dorvash

Background Biorotox® is an invented green biologic rodenticide. The present study was designed to determine whether this toxin could cause infertility in male rats. MaterialsAndMethods Sixteen Sprague-Dawley adult male rats were randomly divided into control and treatment groups. Treatment group was received diets containing Biorotox ® for 35 days. Control group was given standard rat food. Wei...

Journal: :Zoo biology 2010
Georgia J Mason Jake S Veasey

Animal welfare (sometimes termed "well-being") is about feelings - states such as "suffering" or "contentment" that we can infer but cannot measure directly. Welfare indices have been developed from two main sources: studies of suffering humans, and of research animals deliberately subjected to challenges known to affect emotional state. We briefly review the resulting indices here, and discuss...

2018
Hok Sum Fok Qing He Kwok Pan Chun Zhiwei Zhou Thuan Chu

Water level monitoring is important for understanding the global hydrological cycle. Remotely-sensed indices that capture localized instantaneous responses have been extensively explored for water level reconstruction during the past two decades. However, the potential usage of the Palmer’s Drought Severity Index (PDSI) and El Niño Southern Oscillation (ENSO) indices for water level reconstruct...

2006
L. K. Kerth K. E. Anderson

conditions throughout the test. The hens were provided nutrients to meet the needs of all the hens based upon compilation of the breeder recommendations. The eggs from these strains were collected every 28 days from the previous 24 hrs production. Once collected the quality and compositional properties of the eggs such as pH, solids, whipping height, Haugh units and angel food cakes were evalua...

Journal: :Ecological Indicators 2021

Coastal meadows provide a wide range of ecosystem services worldwide. In order to better target conservation efforts in these ecosystems, it is necessary develop highly accurate models that account for the spatial nature structure, processes and functions. this study, above-ground biomass was predicted at very high resolution nine study sites Estonia. A combination UAV-derived datasets were use...

Journal: :Evolution; international journal of organic evolution 2016
Emeline Mourocq Pierre Bize Sandra Bouwhuis Russell Bradley Anne Charmantier Carlos de la Cruz Szymon M Drobniak Richard H M Espie Márton Herényi Hermann Hötker Oliver Krüger John Marzluff Anders P Møller Shinichi Nakagawa Richard A Phillips Andrew N Radford Alexandre Roulin János Török Juliana Valencia Martijn van de Pol Ian G Warkentin Isabel S Winney Andrew G Wood Michael Griesser

Fitness can be profoundly influenced by the age at first reproduction (AFR), but to date the AFR-fitness relationship only has been investigated intraspecifically. Here, we investigated the relationship between AFR and average lifetime reproductive success (LRS) across 34 bird species. We assessed differences in the deviation of the Optimal AFR (i.e., the species-specific AFR associated with th...

Journal: :journal of crop protection 2013
jabraeil razmjou ali golizadeh

the bird cherry-oat aphid, rhopalosiphum padi (l.) is a serious threat to several cereal crops. host-plant resistance to this aphid could be especially valuable in cereal crops pest management. therefore, we evaluated the development, survivorship, reproduction and population growth parameters of r. padi as resistance indices among six wheat cultivars, including gaskojen, tajan, falat, saysonz,...

2012
Akbar Behdad

Please cite this paper as: Behdad A. Evaluation and Importance of Trauma. Arch Trauma Res.2012; 1(2):49-50. DOI: 10.5812/atr.7245 Implication for health policy/practice/research/medical education: The role of trauma in the modern society has a vital importance and significance role that resorting to any facilities and strategies to handle the dilemma seems worthful for all researchers in this s...

2015
Dae-Hee Lee Jin-Hyuck Lee Sung-Eun Ahn Min-Ji Park Nir Eynon

This study was designed to compare proprioception and postural stability in patients with acute (time from injury ≤ 3 months) and chronic (time from injury > 3 months) ACL tears, and to evaluate the correlation between time interval after ACL injury and proprioception. Thigh muscle strength, postural stability, and joint position sense were compared in 48 patients with acute ACL tears and in 28...

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