Results 291 to 300 of about 3,615,602 (379)

Evaluating the potential for snowmelt phosphorus losses from perennial forage crops

open access: yesJournal of Environmental Quality, EarlyView.
Abstract In cold regions, there is concern that losses of P with snowmelt runoff following freeze and thaw of vegetation may be greater from perennial forages relative to annual crops. We evaluate the drivers of P losses with snowmelt runoff over a network of field‐scale small watersheds in Manitoba, Canada, following annual crops (59 site‐years ...
Henry Wilson   +4 more
wiley   +1 more source

Attitudes towards FCTC Article 5.3 among tobacco control stakeholders in Thailand and their relationship with awareness of tobacco industry tactics. [PDF]

open access: yesBMJ Glob Health
Patanavanich R   +6 more
europepmc   +1 more source

The cigarette pack as image: new evidence from tobacco industry documents

open access: bronze, 2002
Melanie Wakefield   +3 more
openalex   +1 more source

Effect of smoking over one pack daily on implant healing and health: A cohort study

open access: yesJournal of Periodontology, EarlyView.
Abstract Background This prospective cohort trial examines the effects of heavy smoking on peri‐implant marginal bone loss (MBL) and implant survival rates over 15 months. Methods Thirty subjects, categorized as either smokers (more than 20 cigarettes daily for over 5 years) or non‐smokers, were initially recruited with pocket depths ≤ 5 mm and at ...
Yaniv Mayer   +9 more
wiley   +1 more source

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