نتایج جستجو برای: hemp

تعداد نتایج: 2026  

Journal: :journal of crop protection 2015
kankam frederick francis suen joseph adomako

field experiments were conducted to determine the optimum application rate of sunn hemp crotalaria juncea leaf residue in the management of meloidogyne incognita on tomato. sunn hemp applied at rates of 0 (control), 2, 4 and 6 kg/ha showed a varied effect on second stage juveniles of m. incognita. there were no differences in plant height and stem girth. the 6 kg/ha treatment reduced the m. inc...

2017
O. Boutron C. Margoum J. M. Chovelon C. Guillemain V. Gouy Olivier Boutron Christelle Margoum Jean-Marc Chovelon Céline Guillemain Véronique Gouy

The adsorption of two commonly used pesticides, diuron and tebuconazole, on an organic substrate (hemp), which was chosen as an analogue for natural substrates often found in agricultural ditches, has been studied using three different contact schemes: 1) contact in a beaker using a modified batch method; 2) contact in an experimental flume, with a dry start substrate; and 3) same as 2) but wit...

2016
Marie Hrušková Ivan Švec

HRUŠKOVÁ MARIE, ŠVEC IVAN. 2016. Fermented Dough Characteristics of Wheat-barley-hemp Composites. Comparison of Two Dosages of Barley and Hemp Wholemeal/Flour. Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 64(3): 803–812. Wheat fl our substitution by barley one led to shortening of fermentation and leavening times (about 14–57% and 35–83%, respectively) as well as to l...

2006

Countries, such as France, Spain. China. India. Korea and satellite nations of the former Soviet Union have been cultivating industrial hemp for years. A 1961 United Nations Single Convention Treaty specifically allows cultivation of cannabis for industrial purposes. and the more recent NAFTA and GATT international trade agreements recognize hemp as a valid agricultural crop. These internationa...

2015
Incoronata Galasso Elena Ponzoni I. Galasso E. Ponzoni

Simple sequence repeat (SSR) or microsatellite markers, are a valuable tool for several purposes such as evaluation of genetic diversity, fingerprinting, marker assisted selection, and breeding. Recent developments in sequencing technologies and bioinformatics analyses provide new opportunity to produce a high number of less costly SSRs. Here, we used for the first time a wholegenome shotgun se...

Journal: :Molecules 2017
Chih-Wei Chang Ching-Chi Yen Ming-Tsang Wu Mei-Chich Hsu Yu-Tse Wu

Hemp nut is commonly incorporated into several food preparations; however, most countries set regulations for hemp products according to their cannabinoid content. In this study, we have developed an efficient microwave-assisted extraction (MAE) method for cannabinoids (i.e., Δ9-tetrahydrocannabinol, cannabidiol, and cannabinol) in hemp nut. Optimization of the MAE procedure was conducted throu...

2006
Shannon L. Datwyler George D. Weiblen

Cannabis sativa L. (Cannabaceae) is one of the earliest known cultivated plants and is important in the global economy today as a licit and an illicit crop. Molecular markers distinguishing licit and illicit cultivars have forensic utility, but no direct comparison of hemp and marijuana amplified fragment length polymorphism (AFLP) has been made to date. Genetic variation was surveyed in three ...

2009
A. D. Tran Le C. Maalouf E. Wurtz

Hemp concrete is more and more recommended by eco-builders because hemp is a renewable plant, recyclable and does not degrade within time. To integrate this material into buildings, it is important to study its hygrothermal behaviour. In this paper, two models have been investigated: a heat transfer model (Th) and a hygrothermal model accounting for heat and moisture transport through building ...

Journal: :Bioresource technology 2005
Ana Gutiérrez José C del Río

The composition of pitch deposits occurring in pulp sheets and mill circuits during soda/anthraquinone pulping and elemental chlorine-free pulp bleaching of bast fibers of industrial hemp (Cannabis sativa) was studied. Pitch deposits were extracted with acetone, and the extracts analyzed by gas chromatography (GC) and gas chromatography/mass spectrometry (GC/MS). Acetone extracts (15-25% of pit...

2012
Lisi Fan Haitao Liu Yun Wang

This paper presents an antenna of High altitude electromagnetic pulse (HEMP) radiating-wave simulator which expands the testing zone larger than the traditional transmission line simulator. The numerical results show that traverse electramagnetic (TEM) antenna can be used to radiate HEMP simulation radiating wave, but in low frequency band the emissive capability is poor. The experiment proves ...

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