Results 21 to 30 of about 109,336 (285)

Life’s Mechanism

open access: yesLife, 2023
The multifarious internal workings of organisms are difficult to reconcile with a single feature defining a state of ‘being alive’. Indeed, definitions of life rely on emergent properties (growth, capacity to evolve, agency) only symptomatic of intrinsic functioning. Empirical studies demonstrate that biomolecules including ratcheting/rotating enzymes,
openaire   +5 more sources

Mechanical Thrombectomy

open access: yesAnnals of Indian Academy of Neurology, 2022
Large vessel occlusion stroke contributes to disability and mortality out of proportion to its incidence. Over time it was noted that intravenous thrombolysis alone was not sufficient for this stroke type. Slowly, endovascular approach and mechanical clot retrieval have come out to be the biggest advances in the field of ...
Chintan Prajapati   +3 more
openaire   +3 more sources

FACTORS AFFECTING WOMEN FARMERS PARTICIPATION IN AGRICULTURAL EXTENSION ACTIVITIES IN KADUNA STATE, NIGERIA

open access: yesRussian Journal of Agricultural and Socio-Economic Sciences, 2021
The study examined the factors affecting women farmers’ participation in agricultural extension activities in Kaduna State, Nigeria. Purposive sampling was used to select Lere local government area, where 5 villages were purposively selected: Saminaka ...
Ganiyu L.   +8 more
doaj   +1 more source

Research on Monitoring Topping Time of Cotton Based on AdaBoost+Decision Tree

open access: yesDiscrete Dynamics in Nature and Society, 2022
Topping is an important part in cotton field management, the spraying time has a great impact on cotton quality. In agricultural production, the strategy of timing the cotton topping mainly relies on manual inspections and experience, which is lack of ...
Yibai Li   +6 more
doaj   +1 more source

Gender in agricultural mechanization: Key guiding questions [PDF]

open access: yes, 2020
This tool describes case studies of gender implications in mechanization in RTB crops, illustrating both positive and negative outcomes. GENNOVATE research has shown that the beneficiaries of mechanization tend to be the wealthier rather than the poorer ...
Babini, C.   +6 more
core  

Summer pruning in Mediterranean vineyards: is climate change affecting its perception, modalities, and effects?

open access: yesFrontiers in Plant Science, 2023
Summer pruning encompasses a series of operations typically performed on the grapevine during the growing season. This review provides an update on the research conducted over the last 20 years on the modalities and strategies of main summer pruning ...
Stefano Poni   +2 more
doaj   +1 more source

Study on Agricultural Mechanization Indexes of Small Farms in Khorasan Razavi Province and Suggesting Possible Improvement

open access: yesJournal of Agricultural Machinery, 2011
The major part of agriculture in Iran and especially in Khorasan province is yeoman farmers, and often the parts are less than one hectare. To evaluate the status of small farm mechanization (less than two hectares) in Khorasan Razavi province, three ...
M.H Saiedirad, S.A Parhizgar
doaj   +1 more source

Effective Crop Management and Modern Breeding Strategies to Ensure Higher Crop Productivity under Direct Seeded Rice Cultivation System: A Review

open access: yesAgronomy, 2021
Paddy production through conventional puddled system of rice cultivation (PTR) is becoming more and more unsustainable—economically and environmentally—as this method is highly resource intensive and these resources are increasingly becoming scarce, and ...
Nitika Sandhu   +3 more
doaj   +1 more source

A mechanized proof of loop freedom of the (untimed) AODV routing protocol

open access: yes, 2014
The Ad hoc On-demand Distance Vector (AODV) routing protocol allows the nodes in a Mobile Ad hoc Network (MANET) or a Wireless Mesh Network (WMN) to know where to forward data packets. Such a protocol is 'loop free' if it never leads to routing decisions
Bourke, Timothy   +2 more
core   +3 more sources

Intellectual Property and Opportunities for Food Security in the Philippines [PDF]

open access: yes, 2013
By 2050, the Philippine population is projected to increase by as much as 41 percent, from 99.9 million to nearly 153 million people. Producing enough food for such an expanding population and achieving food security remain a challenge for the Philippine
Alfonso, Antonio   +6 more
core   +3 more sources

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