Results 21 to 30 of about 42,206 (254)

Amending Soil with Organic Materials and Clay Minerals to Improve Its Physicochemical Properties and Spinach Growth

open access: yesGuan'gai paishui xuebao, 2022
【Objective】 Increasing and stabilizing carbon in coarse-textured soils is important to improve their stability and fertility. The purpose of this paper is to investigate how soil amendment with organic materials and clay minerals can achieve these goals.
LIU Meng   +5 more
doaj   +1 more source

Leaf Photosynthetic and Functional Traits of Grassland Dominant Species in Response to Nutrient Addition on the Chinese Loess Plateau

open access: yesPlants, 2022
Leaf photosynthetic and functional traits of dominant species are important for understanding grassland community dynamics under imbalanced nitrogen (N) and phosphorus (P) inputs. Here, the effects of N (N0, N50, and N100, corresponding to 0, 50, and 100
Yuan Jin   +6 more
doaj   +1 more source

Shifts in soil nutrient concentrations and C:N:P stoichiometry during long-term natural vegetation restoration [PDF]

open access: yesPeerJ, 2020
Background Ecological stoichiometry (C:N:P ratios) in soil is an important indicator of the elemental balance in ecological interactions and processes.
Rentian Ma   +6 more
doaj   +2 more sources

Interception and storage of heavy rainfall by natural vegetations in the loess hilly and gully area

open access: yesShui kexue jinzhan, 2023
Vegetative trapping of heavy rainfall is an important mechanism for mitigating frequent rain-induced flood disasters in the context of global warming.
Wenting ZHAO   +5 more
doaj   +1 more source

Relationships among protozoa, bacteria and fungi in polycyclic aromatic hydrocarbon-contaminated soils

open access: yesEcotoxicology and Environmental Safety
Soil bacterial and fungal communities play key roles in the degradation of organic contaminants, and their structure and function are regulated by bottom-up and top-down factors. Microbial ecological effects of polycyclic aromatic hydrocarbons (PAHs) and
Jingqi Du   +3 more
doaj   +1 more source

The signature of river- and wind-borne materials exported from Patagonia to the southern latitudes: a view from REEs and implications for paleoclimatic interpretations [PDF]

open access: yes, 2004
Riverine and wind-borne materials transferred from Patagonia to the SW Atlantic exhibit a homogeneous rare earth element (REE) signature. They match well with the REE composition of Recent tephra from the Hudson volcano,and hence this implies a ...
Bidart, Susana M.   +4 more
core   +2 more sources

Evaluating the Relationship Between the Area and Latitude of Large Igneous Provinces and Earth's Long‐Term Climate State

open access: yesGeophysical Monograph Series, Page 153-168., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Yuem Park   +3 more
wiley  

+1 more source

The Effects of Land Use Changes on the Distribution of the Chinese Endemic Species of Brown-Eared Pheasant

open access: yesDiversity
The Chinese government has undertaken a significant forest restoration project, leading to a notable increase in forested areas. Despite this achievement, there is uncertainty regarding its impact on wildlife protection.
Yue Zhao   +4 more
doaj   +1 more source

The potential of permanent gullies in Europe as geomorphosites [PDF]

open access: yes, 2017
Geotourism is a useful way to educate societies in the field of geomorphology and natural hazards. Geosites, including geomorphosites, represent the basis for the development of this type of tourism.
Albert Solé Benet   +17 more
core   +2 more sources

Chemical variations of loess from the Chinese Loess Plateau and its implications

open access: yesInternational Geology Review, 2022
The Chinese Loess Plateau (CLP) is the largest loess deposit on Earth with expansive surface-exposed source rocks of varying origins, ages, and history. Here, we present abundances of elements on representative loess and palaeosol samples from seven classic sections of the CLP. Most elements, including soluble elements (e.g.
Yuanyuan Xiao   +11 more
openaire   +2 more sources

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