1926. The families of flowering plants. I. Dicotyledons. London. 1948. British flowering plants. London.KAVALJIAN, L. G. 1952. The floral morphology of Clethra alnifolia with some notes on C. acuminata and C. arborea. Bot. Gaz. 113: 392-413.LECHNER, SusANNA. 1914. Anatomische ...
根据“We live in an age of machines, and each family may have its own car, TV set, and washing machine. People no longer depend on neighbors as much as they once did. Machines keep people apart in other ways.”可知,人们不再像以前那样依赖邻居了,这是因为他们生活在一个机器时代,每个家庭...
OBJECTIVE: This study examines the association between early onset alcoholism and family history to determine whether family history of alcoholism is predictive of earlier initiation of drinking, more rapid onset of dependence once drinking has begun, or both. METHOD: Using cross-sectional, retrospecti...
邻里关系的发展演变In early days of history, being a good neighbor was very important. Neighbors helped one another build houses and clear fields. Families depended on one another for friendship and social life.But today in our cities and suburbs(郊区), friendly relationship between neighbors is ...
The social history of early modern England have made remarkable achievements in recent years.History of family as a branch of social history,also have yielded substantial results.The push of population in the family,the family size and family relations become a focus of research.Some scholars have...
Family history is an important and independent CHD risk factor, especially for early-onset disease. Many studies have found a two- to threefold increase in CHD given a first-de- gree relative with CHD,3–6 and the strength of this association increases as the number of affected first-degree...
The aim of the current study was to determine the predictive value of a family history of cancer with regard to early onset of female breast cancer in a population based setting./p pMethods/p pAn unselected sample of 1,987 women with and without breast cancer was studied with regard to ...
Learn about the history of early childhood education, the different theories of education, and the theorists behind the foundation of early...
But globalization is even more difficult to achieve in family history than in other fields, because what little research there is on families in Central and Eastern Europe suggests a very different pattern of universal early marriage, large and complex family structures, and high fertility and ...
These photographs from the Austin History Center’s Asian American archives provide an intimate look into the lives of the Lung, Ng, Sing, Tu and Wong families. This web exhibit was inspired by the AHC photography exhibition,Pioneers from the East: Early Chinese Families of Austin. The exhibit...