Results 21 to 30 of about 591,043 (342)

EFFECT OF ASPECTS AND ELEVATIONS IN THE QUALITATIVE CHARACTERISTICS OF THE VEGETATION COVER GROWING IN THE ASPECTS ON ASHAWA RESORT AT NORTHERN IRAQ [PDF]

open access: yesMesopotamia Journal of Agriculture, 2019
This study was conducted during spring of 2010 at Ashawa resort of Duhok governorate to identify the value of the vegetation cover according to the qualitative characters(ash, organic matter, ether extract, crude protein, crude fibers, soluble ...
Y. Al-alousy, Kh. H. Ab. Al-Botany
doaj   +1 more source

“Flower of Aristolochia gigas var. sturtevantii used as a hat by a native of British Guiana” – a photograph from Everard im Thurn at the Royal Botanic Gardens, Kew [PDF]

open access: yes, 2015
The Royal Botanic Gardens, Kew, holds a small but valuable and unstudied collection of photographs by Everard im Thurn (1852–1932) who contributed to botany, with specimens and publications, and to anthropology, publishing works that highlight his ...
Albuquerque, Sara
core   +1 more source

Wild Flowers of the United States: Volume 1, The North-Eastern States (in two parts). Harold William Rickett. New York: McGraw-Hill Book Company, 1966. x, 559 pp. $39.50. [PDF]

open access: yes, 2017
Excerpt: Many entomologists are faced with the problem of identifying a plant that an insect has been gathering nectar from, feeding on, or pollinating.
Donahue, Julian P
core   +2 more sources

Effect of moist chilling treatment on seed germination of 7 species of Anthemis and Tanacetum [PDF]

open access: yesعلوم و فناوری بذر ایران, 2018
Two genera of chamomile and tansies (Anthemis and Tanacetum) belong to asteraceae family are widely used as medicinal plant possessing several pharmacological effects due to presence of active compounds.
Mohsen Nasiri
doaj   +1 more source

Botany [PDF]

open access: yes, 2011
Botany is situated on the northern shores of Botany Bay in the south-eastern suburbs of Sydney, 10 kilometres south of Sydney's central business district.
Butler, Mark
core   +2 more sources

Taxonomic synopsis of Caryomene (Menispermaceae) in the Brazilian Amazon [PDF]

open access: yesActa Amazonica, 2023
Caryomene comprises five species distributed in South America. For more than half a century, the genus has not received taxonomic treatment. However, many recent collections were carried out in Amazonia and new occurrences need to be inserted.
Julio dos Santos de SOUSA   +1 more
doaj   +1 more source

Some claim for the end of Botany… but what is Botany today? [PDF]

open access: yesItalian Botanist
In times of increasing interest in plants, a major challenge lies in effectively communicating the essence of Botany: What exactly does it encompass? Who are botanists? And how do botanical gardens differ from other types of gardens?
Lorenzo Peruzzi
doaj   +3 more sources

A review of the botany, phytochemistry, traditional uses, pharmacology, toxicology, and quality control of the Astragalus memeranaceus

open access: yesFrontiers in Pharmacology, 2023
Astragali Radix (Huangqi) is mainly distributed in the Northern Hemisphere, South America, and Africa and rarely in North America and Oceania. It has long been used as an ethnomedicine in the Russian Federation, Mongolia, Korea, Kazakhstan, and China. It
Panpan Wang   +6 more
doaj   +1 more source

Application of Botany in Abiotic and Biotic Stress Resistances in Crops: a Synthesis

open access: yesInternational Journal of Bio-Resource and Stress Management, 2023
It is a matter of great concern that Master in Botany is dis­appearing in many of the universities in India, thereby the importance is decreasing gradually.
Ratikanta Maiti
doaj  

The Law of Nature, which Makes it Necessary to Develop the Fundamental Science of Cybernetics

open access: yesКібернетика та комп'ютерні технології, 2023
Understanding the environment ultimately boils down to the exploration of the laws of nature. Many years of experience have shown that not all of these laws are currently within the scope of scientists' attention.
Vitaliy Vyshinskiy
doaj   +1 more source

Home - About - Disclaimer - Privacy