نتایج جستجو برای: biological parents

تعداد نتایج: 542644  

قدرت اله سعیدی, , عبدالمجید رضائی, , مهدی حسنی, ,

A diallel analysis of eight bread wheat (Ttriticum aestivum L.) cultivars was conducted to determine genetic parameters and the type of genetic control for yield and yield components. The parents and their F1 hybrids were evaluated in a randomized complete block design with 3 replications. General and specific combining ability effects were estimated by the method 2 of the Griffings model I, an...

Journal: :Journal of Marriage and Family 2021

Objective This study investigates the determinants of parental involvement in diverse types stepfamilies. Background Most research has studied married stepfather families with resident children. also includes some more recent and emerging stepfamily (e.g., living-apart-together [LAT] stepfamilies) allowing for a simultaneous examination role biological relatedness, type relationship, residence,...

ژورنال: علوم آب و خاک 2005
قدرت اله سعیدی, , عبدالمجید رضائی, , مهدی حسنی, ,

A diallel analysis of eight bread wheat (Ttriticum aestivum L.) cultivars was conducted to determine genetic parameters and the type of genetic control for yield and yield components. The parents and their F1 hybrids were evaluated in a randomized complete block design with 3 replications. General and specific combining ability effects were estimated by the method 2 of the Griffings model I, an...

Journal: :progress in biological sciences 2011
mohammad hassanzadeh saber shahrouz baradaran noveiri mohammad pourkazemi mohammadreza nowruzfashkhami mahtab yarmohammadi

hybrids were produced by crossing female caspian kutum rutilus frisii kutum with male grass carp ctenopharyngodon idella. the genome of eight larvae and parents were studied using microsatellite markers for genetic evaluation and verification. after dna extraction from parent fish and progeny, hybrid heritability of two loci was assessed using two pairs of microsatellite primers. hybridizie...

2015
Weronika Juroszek

The role of parents-in-law according to Erik Erikson’s theory, has been analyzed in this paper. Erikson claims that a man develops throughout his whole life, solving subsequently appearing crises. The proper solution of these crises enables the achievement of integration. The results of research, carried out by Menelaos Apostolou, regarding the influence of parents on the choice of a son or dau...

Journal: :Archives of general psychiatry 2009
Boris Birmaher David Axelson Kelly Monk Catherine Kalas Benjamin Goldstein Mary Beth Hickey Mihaela Obreja Mary Ehmann Satish Iyengar Wael Shamseddeen David Kupfer David Brent

CONTEXT Whether offspring of parents with bipolar disorder (BP) are at specifically high risk to develop BP and other psychiatric disorders has not been adequately studied. OBJECTIVE To evaluate lifetime prevalence and specificity of psychiatric disorders in offspring of parents with BP-I and BP-II. DESIGN Offspring aged 6 to 18 years who have parents with BP and community control subjects ...

1998
Marianne Berry

Open adoption has both strong critics and staunch supporters. Most of the criticism and support is based on the philosophical or legal rights of members of the adoption triangle, but empirical evidence to support either position is sparse. This article reviews the arguments for and against openness, and the empirical evidence that supports or refutes these arguments. Research to date indicates ...

Journal: :Family process 2014
Danielle Shapiro

Previous research suggests that stepparenting can be stressful, although the mechanisms that contribute to the experience of parenting stress in stepfamilies are less clear. This study examines gender, marital quality, and views about gendered family roles as correlates of parenting stress among 310 stepmothers, stepfathers, and biological mothers and fathers. Findings suggest that stepparents,...

2018
Anouk Spruit Inge Wissink Marc J. Noom Cristina Colonnesi Nelleke Polderman Lucia Willems Charlotte Barning Geert Jan J. M. Stams

BACKGROUND The aim of the present study was to examine the internal structure and reliability of the Attachment Insecurity Screening Inventory (AISI) 6-12. The AISI 6-12 years is a parent-report questionnaire for assessing the parents' perspective on the quality of the attachment relationship with their child aged between 6 and 12 years. METHODS The sample consisted of 681 mothers and fathers...

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