Results 11 to 20 of about 250,754 (309)

Jena Soil Model (JSM v1.0; revision 1934): a microbial soil organic carbon model integrated with nitrogen and phosphorus processes [PDF]

open access: yes, 2020
Plant–soil interactions, such as the coupling of plants' below-ground biomass allocation with soil organic matter (SOM) decomposition, nutrient release and plant uptake, are essential to understand the response of carbon (C) cycling to global changes ...
Ahrens, B.   +4 more
core   +2 more sources

Carbon and nutrient losses during manure storage under traditional and improved practices in smallholder crop-livestock systems - evidence from Kenya [PDF]

open access: yes, 2009
In the absence of mineral fertiliser, animal manure may be the only nutrient resource available to smallholder farmers in Africa, and manure is often the main input of C to the soil when crop residues are removed from the fields.
Giller, K.E.   +3 more
core   +3 more sources

Biofilms for babies: introducing microbes and biofilms to preschool-aged children [PDF]

open access: yes, 2017
Microbes are beneficial to life on our planet as they facilitate natural processes such as global nutrient cycling in our environment. This article details a 30-minute activity to introduce pre-school children ranging from 3 to 5 years of age to microbes
Couto, Jillian M.
core   +2 more sources

Impact of biological manure substitution on grain yield, nitrogen recovery efficiency, and soil biochemical properties [PDF]

open access: yesPeerJ
Fertilization plays a crucial role in ensuring global food security and ecological balance. This study investigated the impact of substituting innovative biological manure for chemical fertilization on rice (Oryza sativa L) productivity and soil ...
Zhili Sun   +6 more
doaj   +2 more sources

Nutrient cycling in forests [PDF]

open access: yesNew Phytologist, 1993
SUMMARYStudies of nutrient cycling in forests span more than 100 yr. In earlier years, most attention was given to the measurement of the pools of nutrients in plants and soil and of the return of nutrients from plant to soil in litterfall. The past 20 yr or so have seen a major concentration on the processes of nutrient cycling, with particular ...
Peter M, Attiwill, Mark A, Adams
openaire   +2 more sources

The Effects of Intraspecific Variation of Crayfish Behavior on Nutrient Cycling in Aquatic Environments [PDF]

open access: yes, 2020
Human activities are rapidly altering species traits at a global scale. Yet, there remains a critical need to determine whether trait variation within species affects ecosystem responses to global change. In particular, intraspecific variation in feeding
Acheson, Paul
core  

Long-term straw incorporation benefits the elevation of soil phosphorus availability and use efficiency in the agroecosystem

open access: yesSpanish Journal of Agricultural Research, 2018
Soil pH and organic matter are important factors influencing phosphorus (P) fertilizer use efficiency. Long-term crop straw incorporation alters soil pH and soil organic matter.
Zhibin Guo   +4 more
doaj   +1 more source

Evaluation of the Effectiveness of a Nutrient Inhibitor Applied to High Cadmium-Risk Double-Cropped Rice Fields

open access: yesGuangdong nongye kexue, 2023
【Objective】The study aimed to address the conspicuous problem of excessive cadmium (Cd) in rice by developing and applying a nutrient inhibitor in the field to evaluate its effectiveness in reducing Cd uptake by rice and improving soil nutrients.【Method ...
Yanhong WANG   +8 more
doaj   +1 more source

Blended controlled-release nitrogen fertilizer increases rice post-anthesis nitrogen accumulation, translocation and nitrogen-use efficiency

open access: yesFrontiers in Plant Science
One-time application of blended controlled-release nitrogen fertilizer (CRN) has the potential to solve the difficulty of top-dressing fertilizer in the cultivation of rice and reduce the cost of CRN fertilizer application.
Manman Yuan   +9 more
doaj   +1 more source

Compared to conventional, ecological intensive management promotes beneficial proteolytic soil microbial communities for agro-ecosystem functioning under climate change-induced rain regimes [PDF]

open access: yes, 2020
Projected climate change and rainfall variability will affect soil microbial communities, biogeochemical cycling and agriculture. Nitrogen (N) is the most limiting nutrient in agroecosystems and its cycling and availability is highly dependent on ...
A Fließbach   +75 more
core   +4 more sources

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