We characterized the adventitious rooting response of Eucalyptus globulus Labill. to various concentrations of calcium, nitrogen, phosphorus, iron, manganese, zinc, boron and copper. The parameters analyzed were percent rooting, root number, root length and mean rooting time. Root number and root length were significantly affected by mineral nutrition, whereas mean rooting time and rooting perc...

World trade talks have foundered recently, in part due to developing country demands that industrialised countries reduce their large farm support programmes to allow poor farmers in the global South to compete more fairly. But are subsidies really the problem? For some crops – most notably cotton and sugar – Northern subsidies clearly are a root cause of low international prices and unfair com...

OBJECTIVE The purpose of this study was to systematically characterize individuals with short root anomaly (SRA) without any history of orthodontic treatment. The long-term objective of the study was to improve diagnosis and treatment planning and determine risk factors for developing SRA. SETTING AND SAMPLE POPULATION Twenty-seven patients including two families and 16 unrelated individuals ...

Recent protest movements brought attention to the one percent, a segment of the population that is critical to understanding inequality and social mobility but that attracts relatively little research attention. In this article, I survey current research on the one percent in the United States. I distinguish income from wealth and show that both are very concentrated but that the concentration ...

A survey of 441 children between the ages of 6 and 36 months who were born and reared in a fluoridated water supply area revealed den tal caries in 0 percent of children 6 to 11 mon ths of age, 4.2 percent of those 12 to 17 months of age, 19. 79 percent of the 24to 29-month group, and 36.4 percent of those 30 to 36 months of age. In 299 Caucasian children, gingivitis was present in 13.2 percent...

It’s no use pretending that what has obviously happened has not in fact happened. The upper 1 percent of Americans are now taking in nearly a quarter of the nation’s income every year. In terms of wealth rather than income, the top 1 percent control 40 percent. Their lot in life has improved considerably. Twenty-five years ago, the corresponding figures were 12 percent and 33 percent. One respo...