نتایج جستجو برای: black stem

تعداد نتایج: 416896  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ولی عصر (عج) - رفسنجان - دانشکده ادبیات و علوم انسانی 1393

the present study investigated construct equivalence of multiple choice (mc) and constructed response (cr) item types across stem and content equivalent mc and cr items (item type ‘a’), non-stem-equivalent but content equivalent mc and cr items (item type ‘b’), and non-stem and non-content equivalent mc and cr items (item type ‘c’). one hundred seventy english-major undergraduates completed mc ...

Ahmad Esalat Nejad Hamze Esalat Nejad

The medicinal part of Rubia tinctorum is the dried root. The small yellowishgreen flowers are in loose, leafy, long-peduncled terminal or auxiliary cymes. The margin of the calyx is indistinct, 4- to 5-sectioned and has a tip that is curved inward. There are five stamens and an inferior ovary. The fruit is a black, pea-sized glabrous, smooth drupe containing two seeds. The perennial pl...

2005
Marin Talbot Brewer Robert P. Larkin

Twenty-eight potential biocontrol organisms were tested for efficacy against Rhizoctonia solani on potato in a series of greenhouse trials. Organisms tested consisted of field isolates of Paenibacillus polymyxa, Pseudomonas fluorescens, Penicillium sp., Trichoderma sp., and Rhizoctonia zeae; known biocontrol isolates including Laetisaria arvalis, Verticillium biguttatum, Cladorrhinum foecundiss...

This study was conducted to assess the effects of irrigation and plant growth promoting bactera on seed yield and qualitative characteristics of Black cumin (Nigella sativa L.) at the Experimental Station of the Research Institute of Forest and Rangeland, Damavan region, Iran. A split-plot experimental design, based on Randomized Complete Block Design (RCBD) with three replications, was used. I...

Ahmad Esalat Nejad Hamze Esalat Nejad

The medicinal part of Rubia tinctorum is the dried root. The small yellowishgreen flowers are in loose, leafy, long-peduncled terminal or auxiliary cymes. The margin of the calyx is indistinct, 4- to 5-sectioned and has a tip that is curved inward. There are five stamens and an inferior ovary. The fruit is a black, pea-sized glabrous, smooth drupe containing two seeds. The perennial pl...

Journal: :Journal of underrepresented and minority progress 2021

The calls for increased diversity and participation of persons from historically underrepresented groups in science, technology, engineering math (STEM) have gained increasing prominence within education recent years, yet Black Latinx students continue to unequal opportunities pursue STEM. This research investigates the disparity Blacks students' high school Specifically, systemic influences te...

Journal: :Personality & social psychology bulletin 2011
Diana T Sanchez Jessica J Good George Chavez

The present study examined the causal role of amount of Black ancestry in targets' perceived fit with Black prototypes and perceivers' categorization of biracial targets. Greater Black ancestry increased the likelihood that perceivers categorized biracial targets as Black and perceived targets as fitting Black prototypes (e.g., experiencing racial discrimination, possessing stereotypic traits)....

2010
Diana T. Sanchez Jessica J. Good George Chavez

The present study examined the causal role of amount of Black ancestry in targets’ perceived fit with Black prototypes and perceivers’ categorization of biracial targets. Greater Black ancestry increased the likelihood that perceivers categorized biracial targets as Black and perceived targets as fitting Black prototypes (e.g., experiencing racial discrimination, possessing stereotypic traits)....

2017
Xueli Wang Hsun-yu Chan Sara Jimenez Soffa Brett Ranon Nachman

In this study, we explored the relationship between the intent to transfer upward and a set of motivational, contextual, and socio-demographic background factors among 696 female students beginning in science, technology, engineering, and mathematics (STEM) programs or courses at two-year colleges in a Midwestern state. Drawing upon survey data and administrative records, our multinomial logist...

Journal: :Genealogy 2021

#VanguardSTEM is an online community and platform that centers the experiences of women, girls, non-binary people color in science, technology, engineering, mathematics (STEM) fields. We publish original curated content, using cultural production, to include a multiplicity identities as worthy recognition thus redefine STEM identity belonging. rooted firmly Queer, Black feminisms which delineat...

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