Results 31 to 40 of about 22,259 (263)

Spatial variation of soil nutrients and evaluation of cultivated land quality based on field scale

open access: yesOpen Geosciences, 2023
The current cultivated land quality (CLQ) evaluation method fails to consider the determination of soil nutrients, resulting in the low efficiency of soil nutrient message extraction.
Wang Lishu   +4 more
doaj   +1 more source

Changes of Soil Physical and Chemical Characteristics of Vertisol by Organic Matter and Sands Applications

open access: yesJournal of Tropical Soils, 2023
Vertisol has a clay texture, high micropores, and high water and nutrient absorption ability. The high water content of Vertisol causes the air to decrease, thus inhibiting root development.
Wanti - Mindari   +2 more
doaj   +1 more source

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

A Termite‐Inspired Alternative to Cement

open access: yesAdvanced Functional Materials, EarlyView.
A termite‐inspired composite of clay, cellulose, and lignin forms a dense fibrous network with concrete‐like strength (32 MPa) and superior elasticity, processed at ambient temperature. Abstract Clay combined with organic materials is used by termites as a strong and durable construction material for their mounds with minimal environmental impact. Here,
Oren Regev   +3 more
wiley   +1 more source

Soil porosity for three typical surfaces in the Nazas River upper watershed

open access: yesTecnología y ciencias del agua, 2012
This work presents a soil porosity study for three typical soil surfaces in the Nazas River upper watershed. The soil surfaces studied were: pine-oak forest, grassland and bare soil due to cattle trampling.
José Luis González Barrios   +2 more
doaj  

Replacing nitrogen in mineral fertilizers with nitrogen in maize straw increases soil water-holding capacity

open access: yesScientific Reports
Soil water-holding capacity decreases due to long-term mineral fertilizer application. The objective of this study was to determine how replacing mineral fertilizer with maize straw affected the soil water retention curve, soil water content, soil water ...
Xiaojuan Wang   +3 more
doaj   +1 more source

CO2 emission and structural characteristics of two calcareous soils amended with municipal solid waste and plant residue [PDF]

open access: yesSolid Earth, 2016
This investigation examines the effect of different amendments on selected soil physical and biological properties over a 24-month period in two cropland fields.
N. Yazdanpanah
doaj   +1 more source

THE VOLUME AND POROSITY OF SOIL CRUMBS

open access: yesJournal of Soil Science, 1966
Summary A simple and inexpensive apparatus (a test‐tube, burette, and pin) is described for measuring volumes by liquid displacement to an accuracy of greater than 0.5 per cent. This has been adapted to measure soil crumb porosities, ε c
openaire   +1 more source

Heteroatom‐Engineering Promoted Co9S8 Bi‐functional Electrocatalyst for Hydrazine‐Assisted Hydrogen Production at Industrial Current Density

open access: yesAdvanced Functional Materials, EarlyView.
Fe and P co‐doped Co9S8 nanocorals (Fe, P‐Co9S8) are successfully synthesized by a heteroatom engineering strategy, which exhibit outstanding bifunctional electrocatalytic performance for both the hydrogen evolution reaction (HER) and hydrazine oxidation reaction (HzOR).
Yuying Meng   +8 more
wiley   +1 more source

Examining the Impact of Coal Contamination on Soil Structural and Moisture Properties: A Comparative Study of Coal-Free and Coal-Impacted Soils

open access: yesLand
Soil porosity and moisture are critical indicators of soil quality. In coal–grain intercropping areas, centuries of coal industry activities have resulted in coal particle contamination, which has affected soil properties; however, its impact on soil ...
Wenjing Zhang   +3 more
doaj   +1 more source

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