Results 21 to 30 of about 8,061 (217)

A new rhynchocephalian from the late jurassic of Germany with a dentition that is unique amongst tetrapods. [PDF]

open access: yes, 2012
Rhynchocephalians, the sister group of squamates (lizards and snakes), are only represented by the single genus Sphenodon today. This taxon is often considered to represent a very conservative lineage.
A Günther   +50 more
core   +2 more sources

Assessment of micropropagation of ornamental plant "Dracaena marginata" using in vitro culture [PDF]

open access: yesمجله بیوتکنولوژی کشاورزی, 2014
Dracaena (Dracaena marginata) is one of the important economic ornamental plants in Iran as well as around the world. Micropropagation and enhancement in genetic variation of various ecotypes of this ornamental plant have been considered in several ...
Reza Shirzadian Khorram Abad   +2 more
doaj   +1 more source

Uji Efek Antiinflamasi Ekstrak Etanol Daun Suji (Dracaena Angustifolia Roxb) Terhadap Edema Kaki Tikus Putih Jantan Galur Wistar [PDF]

open access: yes, 2013
Suji (Dracaena angustifolia Roxb.) has been used empirically by the people of NorthSulawesi to cure the disease. Flavonoids and steroids in suji leaves suspected to haveantiinflammatroy effects.
Narande, J. M. (Julia)   +2 more
core   +2 more sources

The gynoecium structure in Dracaena fragrans (L.) Ker Gawl., Sansevieria parva N.E. Brown and S. trifasciata Prain (Asparagaceae) with special emphasis on the structure of the septal nectary [PDF]

open access: yes, 2013
In the gynoecium of Dracaena fragrans, Sansevieria parva and S. trifasciata, the vertical zonality of the ovary, the structural zonality of the gynoecium following Leinfellner, and the zonality of the septal nectary were studied.
Fishchuk, Oksana S.   +4 more
core   +1 more source

RESPONSE OF DRACAENA PLANTS (DRACAENA FRAGRANS VAR. MASSANGEANA) TO SOME BIOFERTILIZERS [PDF]

open access: yesEgyptian Journal of Agricultural Research, 2012
This experiment was performed in the greenhouse at the nursery of Ornamental Plants Res. and Landscape Dep., Hort. Res. Inst., ARC., Giza, Egypt through two successive seasons (2009 and 2010 aiming to find out the response of Dracaena fragrans 'Massangeana' to biofertilizers.
AMAL A. ZAKY, BOSHRA A. EL-SAYED
openaire   +1 more source

Effect of Shade Levels on Leaf Area and Biomass Production of Three Varieties of Dracaena sanderiana L. in the Dry Zone of Sri Lanka

open access: yesTropical Agricultural Research, 2015
An experiment was conducted in a shade house to determine the effects of three shade levels on leaf area and biomass production of three varieties of dracaena (Dracaena sanderiana L.) in the dry zone (Batticaloa district) of Sri Lanka.
S. Srikrishnah   +2 more
doaj   +1 more source

Ethanolic Extract of Dracaena Angustifolia Roxb. as Active Cutaneous Anti Anaphylactic on Male White Mice [PDF]

open access: yes, 2015
An assay of the active cutaneous anti anaphylactic of the ethanolic extract of the Dracaena angustifolia Roxb. On male white mice has been studied. The assay was done by giving three different doses (100,300, 900 mg per/kg bw).
Aldi, Y. (Yufri)   +2 more
core   +5 more sources

Structures and Bioactivities of Steroidal Saponins Isolated from the Genera Dracaena and Sansevieria

open access: yesMolecules, 2021
The species Dracaena and Sansevieria, that are well-known for different uses in traditional medicines and as indoor ornamental plants with air purifying property, are rich sources of bioactive secondary metabolites.
Zaw Min Thu   +6 more
doaj   +1 more source

Can houseplants improve indoor air quality by removing CO2 and increasing relative humidity? [PDF]

open access: yes, 2018
High indoor CO2 concentrations and low relative humidity (RH) create an array of well-documented human health issues. Therefore, assessing houseplants’ potential as a low-cost approach to CO2 removal and increasing RH is important.
A Hesaraki   +52 more
core   +2 more sources

Strategic fertilizer placement in containers influences liverwort (Marchantia polymorpha) growth, reproduction, and competitiveness with ornamentals

open access: yesWeed Technology
Liverwort (Marchantia polymorpha L.) is a problematic weed for nurseries and greenhouses, and currently, no effective method exists for controlling it in greenhouses.
Manjot Kaur Sidhu   +4 more
doaj   +1 more source

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