Results 21 to 30 of about 749,273 (300)

Weekly rainfall analysis for crop planning in rainfed Shivalik Himalayas of India

open access: yesJournal of Agrometeorology, 2015
The study was carried out to compare various two-parameter probability distributions for identifying the most appropriate distribution to describe the weekly rainfall data of Standard Meteorological Week (SMW) from 22 to 42 weeks in Shivalik region of ...
N.M. ALAM   +6 more
doaj   +1 more source

Short Communication. Restoring monoculture plantation using stand spatial structure analysis

open access: yesForest Systems, 2013
Aim of study. To improve the quality of monoculture plantations in China.Area of study. structure-based forest management was conducted in Rocky Mountain Area of Northern China.Material and Methods.
G. Gao   +6 more
doaj   +1 more source

Packaging of Macroscopic Material Payloads: Needs, Challenges, Concepts, and Future Directions

open access: yesAdvanced Engineering Materials, EarlyView.
This review introduces a unified framework that decomposes any macroscopic packaging system into the payload, packaging material, and packaging strategy and combines them into a conceptual packaging equation: packaging strategy = payload + packaging material.
Venkata S. R. Jampani, Manos Anyfantakis
wiley   +1 more source

Elephant‐Skin‐Inspired Porous Cementitious Tiles with Programmable Crack Networks for Passive Cooling

open access: yesAdvanced Materials, EarlyView.
Elephant‐skin‐inspired crack networks are programmed in porous diatomaceous earth (DE)‐cement composites using substrate‐guided, stress‐concentration induced fracture. The resulting crack lattices act as capillary conduits that redistribute water, while the porous matrix stores moisture.
Qingya Huang   +5 more
wiley   +1 more source

Effects of organic fertilizer replacement on the microbial community structure in the rhizosphere soil of soybeans in albic soil

open access: yesScientific Reports
With the intensification of agricultural production, the significance of soil biological health and microbial network structure has grown increasingly critical.
Xue Pan   +9 more
doaj   +1 more source

A Comprehensive Review of Waste‐Derived Materials for Solar Still Performance Enhancement

open access: yesAdvanced Materials Interfaces, EarlyView.
Solar desalination reduces energy use and produces freshwater sustainably, but its productivity is limited and cannot meet rising demand. Thus, solar desalination system improvements are sought to boost water productivity. Waste materials are abundantly available and burden the environment, making them low‐cost enhancers for solar desalination systems.
A. S. Abdullah   +6 more
wiley   +1 more source

Conservation Improvement Projects through Soil & Water Conservation Districts [PDF]

open access: yes, 1980
PDF pages:
Derickson, Eugene, Nolte, Byron H.
core  

Edible Pouch Motors

open access: yesAdvanced Robotics Research, EarlyView.
Edible robotics is an emerging field that leverages edible materials to construct robotic systems. This study presents a method to create thin, lightweight, yet powerful edible soft actuators, namely edible pouch motors. The successful operation of these edible actuators and grippers renders their potential to advance future developments in edible ...
Keigo Takahashi   +3 more
wiley   +1 more source

Spatial Distribution of Soil Organic Carbon Along a Toposequence Using Quantile Regression Forest in Lesotho

open access: yesApplied and Environmental Soil Science
Soil organic carbon (SOC) is a dynamic component of soil organic matter, playing numerous roles in soil health, quality, and fertility for agronomic and environmental purposes.
Maleshoane Teleki   +9 more
doaj   +1 more source

Data‐Driven Bulldozer Blade Control for Autonomous Terrain Leveling

open access: yesAdvanced Robotics Research, EarlyView.
A simulation‐driven framework for autonomous bulldozer leveling is presented, combining high‐fidelity terramechanics simulation with a neural‐network‐based reduced‐order model. Gradient‐based optimization enables efficient, low‐level blade control that balances leveling quality and operation time.
Harry Zhang   +5 more
wiley   +1 more source

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