Results 101 to 110 of about 503,212 (258)

DEMAND FOR PLANT NUTRIENTS IN TENNESSEE DISAGGREGATED BY MIXED FERTILIZERS AND DIRECT APPLICATION MATERIALS [PDF]

open access: yes
When obtaining nitrogen (N), phosphate (P) and potash (K), purchasing decisions concerning the quantity and the form of each plant nutrient must be made.
Garrod, Peter V., Roberts, Roland K.
core   +1 more source

Essential plant nutrients (1991) [PDF]

open access: yes, 1991
"New/February 1991/10M.""Water Quality.""Focus area : nutrients and bacterial wastes."" Nitrogen in the environment -- Focus type.""Published by University Extension.
Buchholz, Daryl   +3 more
core  

Genetic attenuation of ALDH1A1 increases metastatic potential and aggressiveness in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Aldehyde dehydrogenase 1A1 (ALDH1A1) is a cancer stem cell marker in several malignancies. We established a novel epithelial cell line from rectal adenocarcinoma with unique overexpression of this enzyme. Genetic attenuation of ALDH1A1 led to increased invasive capacity and metastatic potential, the inhibition of proliferation activity, and ultimately ...
Martina Poturnajova   +25 more
wiley   +1 more source

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

Recovery from disturbance requires resynchronization of ecosystem nutrient cycles [PDF]

open access: yes, 2013
Nitrogen (N) and phosphorus (P) are tightly cycled in most terrestrial ecosystems, with plant uptake more than 10 times higher than the rate of supply from deposition and weathering. This near-total dependence on recycled nutrients and the stoichiometric
Fahey, Timothy J   +7 more
core   +3 more sources

RIPK4 function interferes with melanoma cell adhesion and metastasis

open access: yesMolecular Oncology, EarlyView.
RIPK4 promotes melanoma growth and spread. RIPK4 levels increase as skin lesions progress to melanoma. CRISPR/Cas9‐mediated deletion of RIPK4 causes melanoma cells to form less compact spheroids, reduces their migratory and invasive abilities and limits tumour growth and dissemination in mouse models.
Norbert Wronski   +9 more
wiley   +1 more source

Soil-Test-Based Phosphorus Recommendations for Commercial Agricultural Production in Florida

open access: yesEDIS, 2021
This new 6-page publication of the UF/IFAS Department of Soil and Water Sciences is intended to address agronomic and environmental issues related to phosphorus (P) dynamics in Florida agricultural soils and soil test P interpretation and management for
Rao Mylavarapu   +4 more
doaj  

Characterization of the Water Soluble Component of Inedible Residue from Candidate CELSS Crops [PDF]

open access: yes
Recycling of inorganic nutrients required for plant growth will be a necessary component of a fully closed, bioregenerative life support system. This research characterized the recovery of plant nutrients from the inedible fraction of three crop types ...
Garland, Jay
core   +1 more source

Brassicas in sustainable production and organic farming [PDF]

open access: yes, 2008
Brassica plant species show some characteristics in their use of plant nutrients which make them different from most other crops. These characteristics often make brassicas difficult to grow in low-input systems with limited nutrient availability, but at
Thorup-Kristensen, Kristian
core  

Managing soil fertility in organic farming systems [PDF]

open access: yes, 2002
Complex relationships exist between different components of the organic farm and the quantity and quality of the end products depend on the functioning of the whole system.
Abawi   +106 more
core   +1 more source

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