Results 61 to 70 of about 263,522 (355)

Ice formation in unsaturated frozen soils [PDF]

open access: yes, 2018
This paper presents a procedure for determining unfrozen water saturation in a partially saturated frozen soil (clayey silt) using bulk electrical conductivity (EC) measurements.
Gens Solé, Antonio   +2 more
core  

SOIL PHYSICAL AND CHEMICAL PROPERTIES AND COCOYAM YIELD UNDER DIFFERENT TILLAGE SYSTEMS IN A TROPICAL ALFISOL [PDF]

open access: yes, 2011
Experimental data on tillage requirement of cocoyam (Xanthosoma sagittifolium) are needed to identify the most suitable tillage methods for managing the fragile Alfisols of the humid tropics to ensure sustained productivity. Hence, five tillage methods
Adekiya, A.O, Agbede, T.M, Ojeniyi, S.O
core   +1 more source

In Situ Constructed Magnetic Core‐Shell Hydrogen‐Bonded Organic Framework‐on‐Metal–Organic Framework Structure: an Efficient Catalyst for Peroxymonosulfate Activation

open access: yesAdvanced Functional Materials, EarlyView.
In this work, a magnetic core‐shell catalyst (HOF‐on‐Fe3O4/ZIF‐67) is successfully synthesized, consisting of a metal–organic framework (ZIF‐67) with magnetic Fe3O4 as the core and a porous hydrogen‐bonded organic framework (HOF) as the shell. The catalyst efficiently activated peroxymonosulfate, resulting in rapid and effective removal of water ...
Yingying Du   +4 more
wiley   +1 more source

Effects of Biochar Combined with Subsoiling on Soil Aggregates and Organic Carbon

open access: yesShuitu baochi tongbao, 2022
[Objective] The effects of applying biochar combined with subsoiling on soil bulk density, soil structure stability, and organic carbon in farmland topsoil were comprehensively analyzed to provide scientific and reasonable control measures and a ...
Zhang Yumeng   +4 more
doaj   +1 more source

Impact of soil tillage and land use on soil organic carbon decline under Mediterranean conditions [PDF]

open access: yes, 2012
Soils under Mediterranean climate conditions frequently have low to very low levels of soil organic matter (SOM), as a result of low biomass production under the predominantly rainfed conditions and the intensive tillage operations commonly practiced. In
Barros, José   +3 more
core   +1 more source

Printed Integrated Logic Circuits Based on Chitosan‐Gated Organic Transistors for Future Edible Systems

open access: yesAdvanced Functional Materials, EarlyView.
Edible electronics needs integrated logic circuits for computation and control. This work presents a potentially edible printed chitosan‐gated transistor with a design optimized for integration in circuits. Its implementation in integrated logic gates and circuits operating at low voltage (0.7 V) is demonstrated, as well as the compatibility with an ...
Giulia Coco   +8 more
wiley   +1 more source

A STUDY ON A MEASUREMENT SYSTEM FOR DETERMINING BULK DENSITY OF UNSATURATED SOILS BASED ON SOIL GAS PERMEABILITY

open access: yesEngenharia Agrícola
Soil compaction alters soil structure, reduces soil air permeability, and adversely impacts crop growth. However, the rapid field detection of soil compaction remains a significant technical challenge.
Shang Gao   +4 more
doaj   +1 more source

Soil Compaction and Maize Root Distribution under Subsoiling Tillage in a Wheat–Maize Double Cropping System

open access: yesAgronomy, 2023
Huang-Huai-Hai Plain is the most important region for grain production in China. In this area, long-term rotary tillage in winter wheat and no tillage in summer maize have significantly increased soil bulk density, which impede maize root growth and ...
Qing Sun   +6 more
doaj   +1 more source

Evaluasi Status Bahan Organik Dan Sifat Fisik Tanah (Bulk Density, Tekstur, Suhu Tanah) Pada Lahan Tanaman Kopi (Coffea SP.) Di Beberapa Kecamatan Kabupaten Dairi [PDF]

open access: yes, 2015
Evaluation Status of Organic Matter Content and Soil Physical Properties (Bulk Density, Texture and Soil Temperature) the Coffee Crop Land (Coffeea Sp.) in Some Districts Dairipurpose to makeevaluation status of the organic matter and soil physical ...
Br.Tarigan, Emalia Sinarta   +2 more
core  

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

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