Results 31 to 40 of about 8,286,181 (350)

Soil heavy metal contamination and acid deposition: experimental approach on two forest soils in Hunan, Southern China [PDF]

open access: yes, 2005
In 1985, a tailing dam collapsed in Hunan province (southern China) leading to soil contamination by heavy metals from the tailings waste. Moreover, acid deposition becomes more and more serious in this area. In this context, two forest soils (a red soil
Bo-han, Liao   +3 more
core   +2 more sources

Boron Leaching Decreases withIncreases on Soil pH

open access: yesRevista Brasileira de Ciência do Solo, 2016
Management of boron fertilization depends on the magnitude of B leaching in the soil profile, which varies proportionally with the concentration of B in the soil solution, which, in turn, decreases as the soil pH increases due to the higher sorption of B
Alessandra Aparecida de Sá   +1 more
doaj   +1 more source

Synergistic Effects of Subsoil Calcium in Conjunction with Nitrogen on the Root Growth and Yields of Maize and Soybeans in a Tropical Cropping System

open access: yesAgronomy, 2023
A large part of Brazilian maize is double-cropped after soybeans, when water shortages are very frequent. A larger root system can mitigate drought stress and enable better nitrogen (N) use.
Murilo De Souza   +2 more
doaj   +1 more source

Electrodialytic processes in solid matrices. New insights into batteries recycling. A review. [PDF]

open access: yes, 2019
Electrodialytic Remediation has been widely applied to the recovery of different contaminants from numerous solid matrices solving emerging issues of environmental concern.
Acar YB   +8 more
core   +1 more source

Comparison of soil calcium and magnesium fractions transport in classic karst and non-karst region, Guilin

open access: yesCarsologica Sinica, 2022
The exposed karst area in the world is about 17.9 million km2, mainly distributed in China, Vietnam, France, Slovenia, the United States and other countries. Covering a total area of 780,000 km2, the karst are in south China is most widely distributed in
Jianhong LIANG   +6 more
doaj   +1 more source

Root Adaptation via Common Genetic Factors Conditioning Tolerance to Multiple Stresses for Crops Cultivated on Acidic Tropical Soils

open access: yesFrontiers in Plant Science, 2020
Crop tolerance to multiple abiotic stresses has long been pursued as a Holy Grail in plant breeding efforts that target crop adaptation to tropical soils.
Vanessa A. Barros   +10 more
doaj   +1 more source

Growth Responses of External Hyphae of Arbuscular Mycorrhizal Fungi to Acidic Soil Conditions and their Effects on Cowpea Growth

open access: yesMicrobiology Indonesia, 2010
The effectiveness of arbuscular mycorrhizal (AM) fungi has often been attributed to growth of their external hyphae, whilst the hyphae themselves may be subjected to the effects of severe soil conditions.
AGUS ROHYADI
doaj   +1 more source

Simultaneous quantification of depolymerization and mineralization rates by a novel 15N tracing model [PDF]

open access: yes, 2016
The depolymerization of soil organic matter, such as proteins and (oligo-)peptides, into monomers (e.g. amino acids) is currently considered to be the rate-limiting step for nitrogen (N) availability in terrestrial ecosystems.
Andresen, Louise C   +5 more
core   +3 more sources

Liming and Choice of Rootstocks as Cultural Techniques for Vines in Acid Soils

open access: yes, 2017
The effect of soil acidity on the performance of Chenin blanc vines grafted on 15 rootstock cultivars was determined in a pot experiment by liming a typically acid soil at pH (KCI) 4,1 (Control), to a pH of 5,0 (Treatment 1) and pH 6,0 (Treatment 2).
W. Conradie
semanticscholar   +1 more source

Long-term effect of lime application on the chemical composition of soil organic carbon in acid soils varying in texture and liming history

open access: yesBiology and Fertility of Soils, 2016
There is ample evidence to suggest that liming can regulate soil organic carbon (SOC) pools either directly through influencing the solubility of SOC or indirectly by altering total organic C input as crop residue and SOC loss via change in microbial ...
X. Wang   +4 more
semanticscholar   +1 more source

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