نتایج جستجو برای: ornamental plant

تعداد نتایج: 398609  

Journal: :Genetics and molecular research : GMR 2014
J Han W Y Wang X P Leng L Guo M L Yu W B Jiang R J Ma

One of the most important uses of DNA markers is cultivar identification. However, no DNA fingerprint analysis strategy is available for making DNA markers helpful in practical plant cultivar identification, especially for the identification of a large number of cultivars. We developed a manual cultivar identification diagram strategy for efficient identification of plant cultivars, from which ...

2014
Kohei Arai Indra Nugraha Abdullah Hiroshi Okumura

Human has a duty to preserve the nature, preserving the plant is one of the examples. This research emphasis on ornamental plant that has functionality not only as ornament plant but also as a medicinal plant. Purpose of this research is to find the best of the particular feature extraction components from several wavelet transformations. It consists of Daubechies, Dyadic, and Dualtree complex ...

Journal: :journal of ornamental plants 2015
navid vahdati ali tehranifar seyed hossein neamati yahya selahvarzi

trifolium spp. are native plants in iran exhibiting good ground cover po-tential. salinity is a major environmental stress and today, 20% of the world cultivated areas and nearly half of all irrigated lands are affected by salinity. the main aim of this research was to study morphological and physiological adaptations of these native species under different salinity levels for urban landscape u...

2002
J. R. Castrejon-Pita A. Sarmiento Galan R. Castrejon-Garcia

We measure the fractal dimension of an African plant that is widely cultivated as ornamental, the Asparagus plumosus. This plant presents self-similarity, remarkable in at least two different scalings. In the following, we present the results obtained by analyzing this plant via the box counting method for three different scalings. We show in a quantitatively way that this species is a fractal.

2011
Raymond A. Cloyd James A. Bethke Richard S. Cowles

Systemic insecticides are compounds that may be applied to plants as a foliar spray or to the soil/ growing medium as a drench or granules. These materials are absorbed by roots or into other tissues and then translocated to plant parts. This may then protect plants from damage associated with phloem-feeding insects such as the Hemipterans including aphids, whiteflies, mealybugs, and soft scale...

2016
Sunita Verma

Plumeria rubra are commonly grown as ornamental plants in parks and home gardens because of their beautiful fragrant flowers of various color and size. Plumeria rubra is one of the plants which have been used in traditional medicine for many years. The plant is known to possess biological activities viz., antipyretic, antifungal, antiviral, analgesic, anticancer, antioxidative and hypolipidemic...

2000
JOHN F. TOOKER LAWRENCE M. HANKS

Pine needle scale, Chionaspis pinifoliae (Fitch), is a pest of many species of conifers in urban habitats and Christmas tree farms. We found that the scale was abundant in impoverished habitats, such as ornamental landscapes, and scarce in more natural, park-like habitats. Rates of parasitism were highest in impoverished habitats, suggesting that parasitoids were not effective in suppressing sc...

Journal: :Plant biology 2008
S M Noe J Peñuelas U Niinemets

Research on biogenic volatile organic compound (BVOC) emissions has mainly focused on native species in natural ecosystems. However, much of the ozone and aerosol formation occurs in city atmospheres due to BVOC emissions by local urban vegetation. Plant composition of urban habitats is often dominated by non-native ornamental plant species, for which only limited data on BVOC emissions are ava...

Journal: :Engei Gakkai zasshi 1960

Journal: :Ornamental Horticulture 2023

Abstract The selection is a process in which the best genotypes are chosen according to desired characteristics for specific use of plant. Novelty, health, particular each market and, increasingly, low environmental impact its production, valued. One most questionable points ornamental plants fact that beauty subjective. To reduce subjectivity, breeders have delimit criteria previously, generat...

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