Results 21 to 30 of about 59,986 (160)

Impacts of Automatic and Parallel Driving Systems on the Productivity of Machine-Tractor Units in the Northern Region of the Republic of Kazachstan

open access: yesActa Technologica Agriculturae, 2021
Precision farming systems are being intensively introduced into the agricultural production of the Republic of Kazakhstan. According to developers and dealers, precision farming can reduce the cost of fertilizers, seeds, PPA, fuel and lubricants by 20 ...
Polishchuk Yurij Vladimirovich   +5 more
doaj   +1 more source

The Main Problems of Scientific Support of Flax Growing

open access: yesСельскохозяйственные машины и технологии, 2020
Strategic plans for the economic development of the Russian Federation involve an increase in demand for natural fiber products, including linen, which will require an increase in the production of domestic linen in the near future.
R. A. Rostovtsev   +3 more
doaj   +1 more source

Recent Development of Flax Fibres and Their Reinforced Composites Based on Different Polymeric Matrices [PDF]

open access: yes, 2013
This work describes flax fibre reinforced polymeric composites with recent developments. The properties of flax fibres, as well as advanced fibre treatments such as mercerization, silane treatment, acylation, peroxide treatment and coatings for the ...
Jinchun Zhu   +8 more
core   +1 more source

Assessment and forecast of technological requirement for flax harvesting machinery with conditional coefficients [PDF]

open access: yesMATEC Web of Conferences, 2020
À la suite de l'analyse de la production et de l'état de la flotte de machines de récolte du lin, des problèmes négatifs avec les machines des fermes de différents types ont été révélés. Le vaste matériel statistique sur la dynamique des changements dans les indicateurs de production de lin a été généralisé. Les coefficients conditionnels (de référence)
Maksim Moskovskiy   +3 more
openaire   +3 more sources

Ventilatory impairment from pre-harvest retted flax. [PDF]

open access: yesOccupational and Environmental Medicine, 1986
A new method of retting flax recently developed to suit the United Kingdom climate has allowed the reintroduction of flax growing to this country. The weed killer glyphosate is sprayed on the crop which then rets before harvesting six weeks later. The acute bronchoconstrictor responses of 11 normal subjects to dust from dew retted and from pre-harvest ...
J P, Jamison, J H, Langlands, R C, Lowry
openaire   +2 more sources

Composites based on natural fibres and thermoplastic matrices. [PDF]

open access: yes, 2002
PhDThis thesis examines the possibility of reinforcing thermoplastic matrices, notably polypropylene (PP) and polyhydroxyalkanoates (PHAs), by (a vegetable fibre) flax.
Garkhail, Sanjeev Kumar
core   +4 more sources

Tannin-based flax fibre reinforced composites for structural applications in vehicles [PDF]

open access: yes, 2012
Innovation is often driven by changes in government policies regulating the industries, especially true in case of the automotive. Except weight savings, the strict EU regulation of 95% recyclable material-made vehicles drives the manufactures and ...
Zhu, J.   +7 more
core   +1 more source

Determination of parameter of intensity of flax balls separation during comb deseeder operation

open access: yesСельскохозяйственные машины и технологии, 2017
Flax harvesting consists of serial technological processes: pulling, separation of seed bolls from stalks, stalks spreading out, turning during a rest, picking up of them and baling in large packages, loading, and transportation.
V. G. Chernikov
doaj   +1 more source

Effect of particle size on the surface properties and morphology of ground flax [PDF]

open access: yes, 2013
Flax fibers were ground with a ball-mill and four fractions with different size ranges were collected by sieving. These were tested for water sorption, degree of polymerization (DP), copper number, hydroxyl number and analyzed by X-ray diffraction (XRD),
Tóth, András   +5 more
core   +1 more source

The Time to Harvest Fiber Flax

open access: yes, 1931
Caption title. ; Literature cited: p. 21-22. ; Mode of access: Internet.
Robinson, Brittain B.   +1 more
openaire   +3 more sources

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