Results 71 to 80 of about 1,220,381 (258)

Availability and spatial distribution of crop and forest biomass residues for biochar production in Kenya

open access: yesScientific Reports
Uptake of biochar for fuel briquetting and soil amendment is constrained in sub-Saharan Africa by inadequate knowledge of the quantity and distribution of feedstocks. This study assessed the quantities and spatial distribution of crop and forest residues
Timothy Namaswa   +8 more
doaj   +1 more source

Poultry-Based Amendments and Cover Crop Residues Enhance Nutrient Cycling and Soil Health in Greenhouse Conditions

open access: yesHorticulturae
Organic producers have few certified organic options to meet crop nitrogen (N) demand. Poultry-based amendments, including manures and processed fertilizers from livestock waste (e.g., feather meal), are commonly used in these systems, but synchronizing ...
Ariel Freidenreich   +3 more
doaj   +1 more source

Economics of Biomass Fuels for Electricity Production: A Case Study with Crop Residues [PDF]

open access: yes
In the past, studies on agricultural feedstocks for energy production were motivated by rising fossil fuel prices interpreted by many as caused by resource depletion. However, today's studies are mainly motivated by concerns for climate change and global
McCarl, Bruce A., Maung, Thein A.
core  

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Alternatives to crop residues for soil amendment

open access: yes, 1997
Metadata only recordIn semiarid agroecosystems, crop residues can provide important benefits of soil and water conservation, nutrient cycling, and improved subsequent crop yields.
Unger, P. W., Powell, J. M.
core  

KDM7A and KDM1A inhibition suppresses tumour promoting pathways in prostate cancer

open access: yesMolecular Oncology, EarlyView.
Treatment resistance is a major challenge for patients with advanced prostate cancer. This study examined an alternative approach to target the major prostate cancer‐promoting pathway by targeting epigenetic factors, whose levels are higher in tumours.
Jennie N Jeyapalan   +16 more
wiley   +1 more source

A hybrid remote sensing approach to quantifying crop residue burning in the United States [PDF]

open access: yes, 2008
Crop residue burning is an important land use activity in the United States. Currently, satellite-based burned area methodologies specifically calibrated for crop residue burning are limited.
Trigg, Simon, McCarty, J. L., Loboda, T.
core   +3 more sources

The properties of crop residues applied in experiments.

open access: yes, 2019
The properties of crop residues applied in experiments.
Shutian Li (6184973)   +3 more
core   +1 more source

Stimulator of interferon genes agonist augmented antitumor immunity of osimertinib in Egfr‐mutated lung cancer

open access: yesMolecular Oncology, EarlyView.
Combining osimertinib with the STING agonist ADU‐S100 activates innate and adaptive immunity to overcome the non‐inflamed microenvironment of Egfr‐mutant lung cancer. This combination increases NK and CD8+ T‐cell infiltration, associated with activation of the STING‐IRF3 pathway and local immunogenic cell death.
Jun Nishimura   +19 more
wiley   +1 more source

Estimation of N2O emission factors for soils depending on environmental conditions and crop management [PDF]

open access: yes, 2009
Nitrous oxide (N2O) contributes 8% to anthropogenic global warming, of which about one third are direct emissions of agricultural soils. These N2O emissions are often estimated using the default IPCC 2006 emission factor of 1% of the amount of N applied ...
Velthof, G.L., Lesschen, J.P.
core  

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