Results 161 to 170 of about 4,945,110 (327)

Natural and Organic Input-Based Integrated Nutrient-Management Practices Enhance the Productivity and Soil Quality Index of Rice–Mustard–Green Gram Cropping System

open access: yesLand
The effects of integrated nutrient-management (INM) practices on soil quality are essential for sustaining agro-ecosystem productivity. The soil quality index (SQI) serves as a tool to assess the physical, chemical, and biological potential of soils as ...
Sukamal Sarkar   +8 more
doaj   +1 more source

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

Natural Resource Industries, ‘Tragedy of the Commons’ and the Case of Chilean Salmon Farming [PDF]

open access: yes
Chilean salmon farming has been considered as an outstanding example of success after growing at double digit rates for more than twenty years. While the expansion was indeed dramatic, it came at the expense of severe sanitary and environmental ...
Jorge Katz, Michiko Iizuka
core  

Studying conversion as a human activity system [PDF]

open access: yes, 2002
This report was presented at the UK Organic Research 2002 Conference. Farmers convert to organic farming for a variety of reasons including environmental concerns, problems with conventional systems, and personal and financial reasons.
Padel, Susan
core  

Energy Consumption Optimization in Trajectory Planning for Fuel Cell Hybrid Uavs Based On HMPC

open access: yesAdvanced Robotics Research, EarlyView.
The endurance limitation of multirotor drones is a critical challenge. This study adopts a hybrid power system of fuel cells and lithium‐ion batteries. Using Nondominated Sorting Genetic Algorithm II, it integrates trajectory planning with energy management optimization.
Xindi Wang   +7 more
wiley   +1 more source

Resilient livelihoods and food security in coastal aquatic agricultural systems: Investing in transformational change [PDF]

open access: yes, 2012
Aquatic agricultural systems (AAS) are diverse production and livelihood systems where families cultivate a range of crops, raise livestock, farm or catch fish, gather fruits and other tree crops, and harness natural resources such as timber, reeds, and ...

core  

Multi‐Material Additive Manufacturing of Soft Robotic Systems: A Comprehensive Review

open access: yesAdvanced Robotics Research, EarlyView.
This review explores the transformative role of multi‐material additive manufacturing (MMAM) in the development of soft robotic systems. It presents current techniques, materials, and design strategies that enable functionally graded and adaptive structures.
Ritik Raj   +2 more
wiley   +1 more source

Jeevamrit: A Sustainable Alternative to Chemical Fertilizers for Marigold (Tagetes erecta cv. Siracole) Cultivation under Mid-Hills of Himachal Pradesh

open access: yesHorticulturae
Using desi-cow waste products like Jeevamrit under natural farming is widespread among farmers for improving soil biology and productivity. Jeevamrit enhances soil chemical and microbiological properties without needing a large quantity of farmyard ...
Nitesh Kaushal   +7 more
doaj   +1 more source

High Nature Value Farming in Portugal.

open access: yes, 2011
High Nature Value (HNV) farming systems are inherently valuable for biodiversity. They use semi-natural pastures, meadows and orchards, as well as species-rich arable land, and often retain a wealth of landscape features. HNV farming is present in all European countries, with a diversity of types and extent. Apart from being the cornerstone of European
PInto-Correia, TEresa   +1 more
openaire   +2 more sources

TreeSpider: In‐Canopy Exploration With Tether‐Based Aerial Modular Arms

open access: yesAdvanced Robotics Research, EarlyView.
A tethered drone with perching arms and a 360° ring enables unprecedented maneuverability within dense forest canopies. By dynamically adjusting tether length and decoupling pitch from the frame, it navigates between branches, senses multiple trees, and interacts physically with foliage.
Luca Romanello   +7 more
wiley   +1 more source

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