Mercedes Diaz Arias, graduate student, Seed Science Center and Plant Pathology, Iowa State University; Gregory L. Tylka, professor, Plant Pathology, Iowa State University; Alison Robertson, assistant professor, Plant Pathology, Iowa State University; Leonor Leandro, assistant professor, Plant Pathology, Iowa State University; Gary Munkvold, professor, Seed Science Center and Plant Pathology, Io...

Antioxidants are used to minimize the oxidative changes in meat and meat products. Oxidative changes may have negative effects on the quality of meat and meat products, causing changes in their sensory and nutritional properties. Although synthetic antioxidants have already been used but in recent years, the demand for natural antioxidants has been increased mainly because of adverse effects of...

Use of multi-plant extracts against infectious diseases is increasing in rural Tanzania. The study evaluated this ethnomedicinal practice by using mixed root extracts of Carisa edulis, Ximenia caffra, Harrisonia abyssinica and Euclea natalensis against single extracts of the same plants. Disc diffusion assay and Tube dilution techniques were used to compare bioactivity of plant extracts in-vitr...

Plant physiology as a whole, of course, has developed enormously in 50 years, and most of its journals have been born in that time. But perhaps the growth has been greater in the hormone field than in any other because the 50 years have seen not only the growth of knowledge but a change in outlook. The enthusiasm with which people have flung themselves into the field, after a long lag in the ea...

having been the habitat of three outstanding founders of modern microbiology: Anthony van Leeuwenhoek in the 16th century, Martinus W. Beijerinck at the end of the 19th century and later in this century his successor in the chair of microbiology Albert J. Kluyver. Lourens G. M. Baas Becking might have become a fourth name in this honourable series had he continued his studies at the technical u...