Results 11 to 20 of about 62,811 (301)

A Sprayer Movement Model for Treating Reeds in Rice Irrigation System

open access: yesИнженерные технологии и системы, 2023
Introduction. Rice grawing is an important branch of crop sector in Kuban, which produces about 80% of Russian rice. One of the significant factors reducing the yield of this crop is the presence of high-stemmed weeds growing in the canals and on the ...
Evgeny V. Truflyak   +1 more
doaj   +1 more source

Influence de l'incision annulaire sur la qualité des pépins de raisin : conséquences sur leurs teneurs en lipides

open access: yesOENO One, 1985
Les incisions annulaires provoquent une modification de la teneur en acides gras totaux des pépins. Une augmentation se produit lorsque les grappes restent en relation avec l'extémité apicale du rameau, une diminution dans le cas contraire.
J. J. Lavaud, Jacques Bouard
doaj   +1 more source

La anciana y el robo del fuego. Tipología y distribución de las variantes del mito

open access: yesBoletín de Literatura Oral, 2019
This work examines a series of short narratives dealing with how fire was obtained with the help of an old woman. To this end, some versions documented in the Mediterranean, Oceania and America are studied, and, furthermore, the most significant variants
Óscar Abenójar
doaj   +1 more source

Stilbenes in the different organs of Vitis vinifera cv. Merlot grafted on Teleki Kober 5BB rootstock

open access: yesOENO One, 2017
Aim: To determine which of the grapevine organ is the richest in stilbene, like the t-piceid, t-resveratrol and ε-viniferin and would it be useful as by-product of viticulture for processing stilbene concentrate. Methods and results: Nine organs, such as
Gyöngyi Németh   +3 more
doaj   +1 more source

Necessity for quantum coherence of nondegeneracy in energy flow [PDF]

open access: yesPhysRevA.99.062303 (2019), 2018
In this work, we show that the quantum coherence among non-degenerate energy subspaces (CANES) is essential for the energy flow in any quantum system. CANES satisfies almost all of the requirements as a coherence measure, except that the coherence within degenerate subspaces is explicitly eliminated.We show that the energy of a system becomes frozen if
arxiv   +1 more source

The Sugar Cane [PDF]

open access: yesScientific American, 1895
n ...
openaire   +1 more source

A New Proposal for Sugar Cane Fertilization Based on Sustainable Land Management Practices

open access: yesAgrisost, 2018
A new sugar cane fertilization method based on the principles of sustainable land management is suggested. Accordingly, a study was conducted at the Mid-Eastern Sugar Cane Local Research Station (ETICA) in the province of Camagüey, Cuba.
Alfredo Rivera Laffertté   +4 more
doaj   +3 more sources

"I am the follower, also the boss": Exploring Different Levels of Autonomy and Machine Forms of Guiding Robots for the Visually Impaired [PDF]

open access: yes, 2023
Guiding robots, in the form of canes or cars, have recently been explored to assist blind and low vision (BLV) people. Such robots can provide full or partial autonomy when guiding. However, the pros and cons of different forms and autonomy for guiding robots remain unknown. We sought to fill this gap.
arxiv   +1 more source

Wearable Gait Measurement System with an Instrumented Cane for Exoskeleton Control

open access: yesSensors, 2014
In this research we introduce a wearable sensory system for motion intention estimation and control of exoskeleton robot. The system comprises wearable inertial motion sensors and shoe-embedded force sensors. The system utilizes an instrumented cane as a
Modar Hassan   +3 more
doaj   +1 more source

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