Results 31 to 40 of about 288,047 (359)

Temporal and Spatial Data Mining with Second-Order Hidden Models [PDF]

open access: yes, 2005
In the frame of designing a knowledge discovery system, we have developed stochastic models based on high-order hidden Markov models. These models are capable to map sequences of data into a Markov chain in which the transitions between the states depend
Ber, Florence Le, Mari, Jean-Francois
core   +6 more sources

Multi‐omics and low‐input proteomics profiling reveals dynamic regulation driving pluripotency initiation in early mouse embryos

open access: yesFEBS Open Bio, EarlyView.
Mouse pre‐implantation development involves a transition from totipotency to pluripotency. Integrating transcriptomics, epigenetic profiling, low‐input proteomics and functional assays, we show that eight‐cell embryos retain residual totipotency features, whereas cytoskeletal remodeling regulated by the ubiquitin‐proteasome system drives progression ...
Wanqiong Li   +8 more
wiley   +1 more source

Effect of Ecotype and Cutting Frequency on Forage Yields of Moringa oleifera Lam in the Cauto Valley

open access: yesRevista de Producción Animal, 2018
The study took place at the Experimental Station of Pastures and Forages to evaluate the effect of the cut frequency (45 and 60 days) on forage yields of Moringa oleifera ecotypes Nicaragua and Criolla, with irrigation and organic fertilization, on ...
José Ledea Rodríguez   +5 more
doaj  

Paspalum lepton - a valuable adjunct to the suite of grasses used in grazing systems in the subtropics or a potential weed

open access: yesTropical Grasslands-Forrajes Tropicales
Native and exotic C4 grasses currently used in grazing systems in the subtropics have specific limitations with management, decline in feed quality as they mature and variable adaptation to soils and climates, providing opportunities to identify ...
Bruce G. Cook   +3 more
doaj   +1 more source

Effects of liming and nitrogen application on the trace element concentrations of pastures in low mountain range

open access: yesPlant, Soil and Environment, 2007
In less intensively managed grassland, the micronutrient concentrations in herbage are apparently more likely to be in levels between barely sufficient and deficient than to be excessively high.
H. Laser
doaj   +1 more source

Pasture Productivity Trial [PDF]

open access: yes, 2015
Pasture is an essential component of feed for dairy cattle on organic farms. Productivity of pastures is essential to ensure the cattle have a plentiful source of high quality feed during the entire grazing season.
Calderwood, Lily   +5 more
core   +1 more source

Differential regulation of ZFAS1 splice variants by endoplasmic reticulum stress in hepatocyte cell lines

open access: yesFEBS Open Bio, EarlyView.
ZFAS1 is a lncRNA promoting cell proliferation and migration, exhibiting high expression in various cancers. It is conserved, widely expressed, and produces multiple splice variants with unclear roles. We identified several splice variants in hepatocyte models, and found that inhibiting or suppressing regulators of the unfolded protein response (PERK ...
Sébastien Soubeyrand   +2 more
wiley   +1 more source

Establishing New Cenchrus purpureus Varieties in a Fragile Ecosystem in the Cauto River Valley, Granma, Cuba

open access: yesRevista de Producción Animal, 2018
Some indicators that determine the capacity to establish new varieties of Cenchrus purpureus (CT-801, CT-802, CT-803, CT-804, and CT-805), tolerant to droughts and salinity, in a fragile ecosystem in the province of Granma, Cuba, were evaluated.
Jorge Valentín Ray Ramírez   +2 more
doaj  

Sources of nitrous oxide from intensively managed pasture soils: the hole in the pipe

open access: yesEnvironmental Research Letters, 2021
Rainfall and irrigation trigger large pulses of the powerful greenhouse gas N _2 O from intensively managed pastures, produced via multiple, simultaneously occurring pathways.
Johannes Friedl   +5 more
doaj   +1 more source

Pasture Productivity Trial [PDF]

open access: yes, 2017
Pasture is an essential component of the ration on organic dairy farms. Productivity of pastures is key to ensure the cattle have a plentiful source of high quality feed during the entire grazing season.
Cummings, Erica   +4 more
core   +1 more source

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