Results 91 to 100 of about 117,010 (316)

California perennial grasses are physiologically distinct from both Mediterranean annual and perennial grasses [PDF]

open access: yes, 2011
In the Central Valley of California, native perennial grass species have been largely replaced by Eurasian annual species, while in many parts of the Mediterranean Basin native perennial grasses continue to dominate, even on disturbed or degraded ...
Savé, Robert   +15 more
core   +1 more source

Placing very long branch taxa in the plant tree of life: A case study with Dioscoreales mycoheterotrophs

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise The inclusion of heterotrophic plants in broader systematic studies is challenging due to substantial morphological modification, gene loss, and accelerated substitution rates following photosynthesis loss. In particular, inclusion of very long branch (VLB) taxa with highly elevated rates may lead to phylogenomic misinference.
Marybel Soto Gomez   +7 more
wiley   +1 more source

Sunn Hemp (Crotalaria juncea L.) Interseeding Approaches in Tall Fescue Pasture Systems

open access: yesGrasses
Incorporating warm-season legumes such as sunn hemp (SH: Crotalaria juncea L.) into tall fescue (TF: Lolium arundinaceum (Schreb.) Darbysh.) paddocks may improve summer herbage accumulation (HA) and nutritive value when TF becomes dormant.
Isaac Lepcha   +3 more
doaj   +1 more source

Negotiating contested spaces and places: Narratives of social suffering and resistance in racialized Cape Town communities

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract This study employs a schizocartographic approach to explore community narratives of space, memory, and violence in Kraaifontein, Cape Town. Through participants' accounts, ordinary places—gardens, shops, blocks, sports grounds, and streets—emerge as ambivalent geographies where trauma, resilience, and belonging intersect.
Guido Veronese   +2 more
wiley   +1 more source

Grasses for Wet Sites

open access: yes, 1969
A ...
Dietrich, Irvine T.
core  

Bioactive Chemicals of Importance in Endophyte-Infected Grasses [PDF]

open access: yes, 2009
Janthitrems are believed to be involved in the observed sporadic cases of AR37- infected perennial ryegrass staggers. Investigations into the role of janthitrems in perennial ryegrass staggers are difficult as isolation of the compounds from the ryegrass
Babu, Jacob
core  

Infection of cereals and grasses by isolates of Polymyxa graminis (Plasmodiophorales)

open access: yes, 1994
The host range of isolates of Polymyxa was tested in mono-fungal sand cultures. Fourteen isolates of P. graminis, obtained from barley, wheat, oats or Poa annua and from several different countries, all infected barley and all but one infected wheat. Rye
Adams, M. J.   +3 more
core   +1 more source

Nonstomatal limitations are responsible for drought-induced photosynthetic inhibition in four C4 grasses [PDF]

open access: yes, 2003
Here, the contribution of stomatal and nonstomatal factors to photosynthetic inhibition under water stress in four tropical C(4) grasses was investigated (Panicum coloratum, Bothriochloa bladhii, Cenchrus ciliaris and Astrebla lappacea ).
Foyer, C. H.   +17 more
core   +1 more source

Integrating machine learning, deep learning, and image analysis for seed species classification

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise The growing demand for wildflower seeds in ecological restoration requires reliable species identification, yet current market products often contain heterogeneous species. As seed identification is labor‐intensive and requires advanced botanical knowledge, we evaluated multiple segmentation and classification approaches to determine ...
Jonathan Ashworth   +6 more
wiley   +1 more source

Effects of Lactic Acid Bacteria Inoculants on Fermentation Quality, Bacteria Communities and Antibiotic Resistance Genes in Whole-Crop Corn Silage

open access: yesMicroorganisms
Feed is an important source of antibiotic resistance genes (ARGs) in animals and products, posing significant potential risks to human health and the environment. Ensiling may present a feasible method for reducing ARGs in animal feed.
Dandan Chen   +3 more
doaj   +1 more source

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