نتایج جستجو برای: plant botany
تعداد نتایج: 396886 فیلتر نتایج به سال:
In a delightful book called Garden Facts and Fancies, Alfred C. Hottes, former associate editor of Better Homes and Gardens, notes that “plants stand so patiently in the fields that we are accustomed to think that they are cahn and immovable, whereas there is a feverish activity going on at all times. ”1 I believe that the same can be said of plant-sciences research. As noted in our last plant-...
تعداد سه آرایه به نامهایachillea millefolium subsp. sudetica (asteraceae), cardaria draba subsp. draba (brassicaceae), scorzonera kirpicznikovii (asteraceae) برای اولین بار از ایران از ایران گزارش می شوند. این گونه ها از منطقه حفاظت شده گلستانک واقع در کوههای البرز جمع آوری شده و ضمن ارایه تصویری از آ نها با آرایه های نزدیک خود مقایسه می شوند.
By J. ARTHUR HARRIS, Head, Department of Botany, University of Minnesota, and Collaborator, Bureau of Plant Industry, United States Department ofAgriculture; W. F. HOFFMAN, Assistant Professor of Agricultural Biochemistry, University of Minnesota, formerly {1920-1924) Field Assistant, Alkali and Drought Resistant Plant Investigations, and Biophysical Investigations, Bureau of Plant Industry, Un...
Background & Aim: In recent years, Iran and other countries pay special attention to side effects of chemical plants. This interest in plants and their derivatives leads to business of medicinal plants. In Caspian region, in forestry projects there are many plant species with medicinal uses from which the locale indigenous used due to traditional experience without any especial processing in pa...
Archibald Menzies, the 2nd son of a Highland gardener, was born in 1754. His father was the head gardener at Castle Menzies near Loch Tay, and the clan leader's distant relative. From him Archibald learnt respect for authority and the joy of growing things. In an atmosphere of secure prosperity young Archibald had a good practical and general education, working in the Castle gardens and grounds...
1 D D Pant Interdisciplinary Research Laboratory, Department of Botany, University of Allahabad, Allahabad, India, 2 Departments of Botany, Sri Pratap College, Srinagar, India, 3 Botany and Microbiology Department, College of Science, King Saud University, Riyadh, Saudi Arabia, 4 Centre for Medical Diagnostic and Research, Motilal Nehru National Institute of Technology, Allahabad, India, 5 Depa...
Department of Plant Physiology, Rheinisch-Westfaelische Technische Hochschule Aachen University, D–52056 Aachen, Germany (D.W., M.J., S.U., I.J., U.S.); Institute of Biosciences and Geosciences: Plant Sciences, Juelich Plant Phenotyping Centre, Forschungszentrum Jülich GmbH, 52425 Juelich, Germany (M.J.); Ecophysiology of Plants, Institute of Cellular and Molecular Botany, University of Bonn, 5...
Taxonomy relies greatly on morphology to discriminate groups. Computerized geometric morphometric methods for quantitative shape analysis measure, test and visualize differences in form in a highly effective, reproducible, accurate and statistically powerful way. Plant leaves are commonly used in taxonomic analyses and are particularly suitable to landmark based geometric morphometrics. However...
BACKGROUND Numerous hypotheses have been proposed to explain the wide variation in the ability of plants to forage for resources by proliferating roots in soil nutrient patches. Comparative analyses have found little evidence to support many of these hypotheses, raising the question of what role resource-foraging ability plays in determining plant fitness and community structure. SCOPE In the...
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