Results 21 to 30 of about 5,627 (218)

Studies on dissipation of thiamethoxam insecticide in two different soils and its residue in potato crop

open access: yesPlant, Soil and Environment, 2014
The dissipation patterns of thiamethoxam insecticide at two different rates (12.5 and 25 µg/g) in both silty clay loam and loam soils were studied. The half lives of thiamethoxam were in the range of 15.0 to 18.8 days in silty clay loam and 20.1 to 21.5 ...
N. Kumar   +3 more
doaj   +1 more source

Water-Covered Depth with the Freeze–Thaw Cycle Influences Fungal Communities on Rice Straw Decomposition

open access: yesAgriculture, 2021
Rice is a staple food for the world’s population. However, the straw produced by rice cultivation is not used sufficiently. Returning rice straw to the field is an effective way to help reduce labor and protect the soil.
Xiaolong Lin   +5 more
doaj   +1 more source

Evaluation of four primer sets for analysis of comammox communities in black soils

open access: yesFrontiers in Microbiology, 2022
Comammox, as a newly discovered ammonia oxidizer, urgently needs highly efficient and specific primers to detect its community structure and diversity. In this study, the performance of widely used primer set Ntsp-amoA 162F/359R and newly designed primer
Xin Bai   +8 more
doaj   +1 more source

Chernozem (czarnoziem) – soil of the year 2019 in Poland. Origin, classification and use of chernozems in Poland

open access: yesSoil Science Annual, 2019
The Soil Science Society of Poland has elected chernozem to be the Soil of the Year 2019. Although chernozems cover less than 2% of Poland, they have high importance for agriculture due to their productivity and play a specific scientific role for ...
Kabała Cezary
doaj   +1 more source

Isolation and Identification of Biocontrol Bacteria against Atractylodes Chinensis Root Rot and Their Effects

open access: yesMicroorganisms, 2023
Fusarium root rot (FRR) seriously affects the growth and productivity of A. chinensis. Therefore, protecting A. chinensis from FRR has become an important task, especially for increasing A. chinensis production.
Shouyang Luo   +7 more
doaj   +1 more source

Analysis of nifH-RNA reveals phylotypes related to Geobacter and Cyanobacteria as important functional components of the N2-fixing community depending on depth and agricultural use of soil [PDF]

open access: yes, 2017
In this survey, a total of 80 787 reads and 28 171 unique NifH protein sequences were retrieved from soil RNA. This dataset extends our knowledge about the structure and diversity of the functional diazotrophic communities in agricultural soils from ...
Aguilar, Orlando Mario   +4 more
core   +3 more sources

A Methodological Approach for Assessing Soil Salinity Hazard in Irrigated Areas. Case Study: The rut Irrigation District, Colombia [PDF]

open access: yes, 2015
Se desarrolló una metodología para la evaluación y mapeo de la amenaza de salinización de suelos en distritos de riego de Colombia, con base en la concentración y tipo de sales en el agua de riego.
Angulo Rojas, Paola Andrea   +3 more
core   +2 more sources

Properties and classification of heavily eroded post-chernozem soils in Proszowice Plateau (southern Poland)

open access: yesSoil Science Annual, 2019
The morphology and properties of heavily eroded soils found in chernozems in the upland landscape of the Proszowice Plateau (southern part of Poland) was presented. The issue of classification of these soils was also discussed.
Drewnik Marek, Żyła Marcin
doaj   +1 more source

Ridge Tillage Improves Soil Properties, Sustains Diazotrophic Communities, and Enhances Extensively Cooperative Interactions Among Diazotrophs in a Clay Loam Soil

open access: yesFrontiers in Microbiology, 2020
Reduced tillage practices [such as ridge tillage (RT)] have been potential solutions to the weed pressures of long-term no tillage (NT) and the soil-intensive disturbances caused by conventional tillage [such as moldboard plow (MP) tillage].
Xiaojing Hu   +7 more
doaj   +1 more source

Glucose and Lignin Differentially Drive Phosphorus Fractions to Vary in Mollisols (WRB) and Fluvo-Aquic Soil (Chinese Soil Taxonomy) via Microbial Community Shifts

open access: yesAgriculture
Carbon (C) is crucial for nutrient cycling and the assembly of microbial populations in the soil. However, it is still unclear how the C-source utilization characteristics of microbes in distinct types of soils respond to changes in soil phosphorus (P ...
Xue Li   +6 more
doaj   +1 more source

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