نتایج جستجو برای: dracaena

تعداد نتایج: 279  

Journal: :Journal of the American Mosquito Control Association 2004
Scott A Ritchie Sharron Long Brian Montgomery

Importation of lucky bamboo (Dracaena sp.) stalk clusters has led to the accidental importation of Aedes albopictus in some countries. Current methods of fumigation using methyl bromide are harmful to live plants and thus are not acceptable. We exposed Aedes aegypti eggs to methyl bromide at rates of 32 g/m3 for 2 and 3 h and 48 g/m3 for 3 h, achieving complete control in 0/5, 1/5, and 5/5 repl...

2017
Yudi Xue Lin Zhu Tao Yi

BACKGROUND Resina Draconis, a bright red resin derived from Dracaena cochinchinensis, is a traditional medicine used in China. To improve its quality control approach, an ultra-performance liquid chromatography (UPLC) fingerprint method was developed for rapidly evaluating the quality of Resina Draconis. METHODS The precision, repeatability and stability of the proposed UPLC method were valid...

Journal: :journal of ornamental plants 2015
amir khasmakhi-sabet

this research had conducted to investigate light intensity effects on the lucky bamboo growth in islamic azad university, abhar branch. the experiment arranged as a complete randomized block design with five treatments (0.75, 1.14, 1.89, 2.29 and 4.09 mmol m-2 s-1) in ten replications. results showed that 1.89 mmol m-2 s-1 had significant differences than other treatments. the higher level of r...

Journal: :Natural Product Communications 2013

Journal: :International journal of chemical studies 2021

Dracaena, is an ornamental plant which helps in air purification. The foliage damaged by innumerable diseases. Various carbon containing media viz. Potato dextrose agar, Peptone salt Czepek’s Dox Agar, Agar medium was replaced the same amount of sucrose and lactose Oat meal agar used to study radial growth Colletotrichum fragrans from Dracaena. Among these six media, most effective for its rapi...

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