نتایج جستجو برای: ornamental groundcovers

تعداد نتایج: 5591  

2011
Marco A. Palma Charles R. Hall Alba Collart

This paper used an electronic survey conducted in Texas to study the main factors affecting the frequency of purchase, measured in transactions per month, for ornamental plants. While we found several differences in demographic characteristics of respondents, the two major factors impacting the frequency of buying for ornamental plants were the purpose of the purchase (self use vs. gifts) and s...

Journal: :Diseases of aquatic organisms 2015
Peter G Mohr Nicholas J G Moody Lynette M Williams John Hoad David M Cummins Kelly R Davies Mark StJ Crane

Viruses of the genus Megalocytivirus have not been detected in wild populations of fish in Australia but circulate in imported ornamental fish. In 2012, detection of a megalocytivirus in healthy platys Xiphophorus maculatus was reported from a farm in Australia during surveillance testing as part of a research project undertaken at the University of Sydney. Confirmatory testing of the original ...

2015
Lindsay L. Farrell Clemens Küpper Terry Burke David B. Lank

Sequence variation in the melanocortin-1 receptor (MC1R) gene explains color morph variation in several species of birds and mammals. Ruffs (Philomachus pugnax) exhibit major dark/light color differences in melanin-based male breeding plumage which is closely associated with alternative reproductive behavior. A previous study identified a microsatellite marker (Ppu020) near the MC1R locus assoc...

2016
Lin Wu Nan Ma Yangchao Jia Yi Zhang Ming Feng Cai-Zhong Jiang Chao Ma

Beijing Key Laboratory of Development and Quality Control of Ornamental Crops, Department of Ornamental Horticulture, China Agricultural University, Beijing 100193, PR China (L.W., N.M., Y.J., Y.Z., M.F., J.G.); Crops Pathology and Genetic Research Unit, United States Department of Agriculture Agricultural Research Service, Davis, California 95616 (C.-Z.J.); and Department of Plant Sciences, Un...

Journal: :آب و خاک 0
مسعود داوری مهدی همایی

abstract soil contamination by heavy metals is yet one of the most important environmental concerns. among heavy metals, nickel and cadmium have dangerous influences on human, animals and plants. the objective of this study was to derive a new model for simultaneous phytoextraction of ni and cd from contaminated soils. consequently, a macroscopic model was derived by combining yield reduction f...

2009
C. Erkin Koyuncu

Six commonly freshwater ornamental fish, namely Poecilia rediculata (guppy); Poecilia sphenops (black molly); Cichlosoma sp. (Cichlidae); Xiphophorus maculatus (platy); Carassius auratus (goldfish) and Symphisodon discus (discus) were examined for parasites during a four years study (19982002) in Turkey. The parasites species found included: Ichthyobodo sp., Ichthyophthirius multifiliis, Chilod...

Journal: :Computers & Mathematics with Applications 1989

Journal: :Die Bodenkultur: Journal of Land Management, Food and Environment 2018

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