Results 41 to 50 of about 42,985 (236)

Evapotranspiration Profiles and Trends in Seasonally Dry and Seasonally Humid Tropical Forests

open access: yesInternational Journal of Climatology, EarlyView.
Moisture availability and vegetation are decisive factors in ET variations, which are greater in the Atlantic Forest. Precipitation contributes positively to ET variations (r = 0.20–0.67). Significant trends (p < 0.05) in ET were identified, with opposing patterns.
Lucas de Morais Teixeira   +5 more
wiley   +1 more source

The sound bases of systemic silviculture

open access: yesForest@, 2009
Following recent critiques on systemic silviculture, the author examines the principles, scientific consequences and practical implications of this theory.
Nocentini S
doaj  

Bibliometrics and silviculture

open access: yesForest@
Based on the evidence from the recently updated list of the most influential forestry researchers worldwide from a bibliometric perspective, along with other analyses, this note offers some reflections in the form of a brief, commented discussion on the ...
Corona P
doaj   +1 more source

Prolegomenă pentru o silvicultură a Bucovinei [Prolegomena for a Bucovina`s forestry] [PDF]

open access: yesBucovina Forestieră, 2005
Bucovina is a Romanian region which has a long forestry tradition, also with influences from the German and Austrian silviculture. In this area were some reference points for the Romanian silviculture: the first published Romanian Forestry Law, and ...
Bândiu C
doaj  

Digital Preservation and Access of Natural Resources Documents [PDF]

open access: yes, 2017
Digitization and preservation of natural resource documents were reviewed and the current status of digitization presented for a North American university.
Bullard, Steven H   +4 more
core   +2 more sources

Ceropegia andhrica (Apocynaceae), a new species from Andhra Pradesh, India

open access: yesNordic Journal of Botany, EarlyView.
A new hysteranthous species of Ceropegia, C. andhrica P.Chiranjeevi, K.Prasad & V.Nagaraju sp. nov. (Apocynaceae), is described from the Paderu forest division, Alluri Sitharamaraju District, Andhra Pradesh, India. It morphologically resembles Ceropegia vemanae and C.
Pabbathi Chiranjeevi   +5 more
wiley   +1 more source

Certified Organic Forests & Timber: the Hippocratic Opportunity [PDF]

open access: yes, 2007
Organic farming was proposed in 1940 by Lord Northbourne as a response to chemical agriculture. Since then, organic agriculture has developed into an international A$50 billion industry with annual growth reported up to 30%.
Paull, John
core  

Engaging the public in plant science: Communication facilitators and barriers of scaling up a citizen science campaign

open access: yesPeople and Nature, EarlyView.
Abstract Volunteers have been involved in nature observations for decades through citizen science initiatives, providing large data sets as well as problem identification that allow a more complete understanding of many natural phenomena. Although communication is a core component in citizen science, the key factors that determine its effectiveness in ...
Kristiina Gibson   +18 more
wiley   +1 more source

Analyzed of Single Nucleotide Polymorphisms (SNPs) of Sengon (Falcataria falcata) Tolerant and Intolerant to Boktor Pests (Xystrocera festiva) [PDF]

open access: yesBIO Web of Conferences
Sengon is fast growing legume tree that is widely cultivated by community, however threathened by pest attacks, especially Boktor stem borer. This study aims to evaluate the growth of Sengon progeny testing planted in Kediri, under Perhutani State Forest
Haneda Noor Farikhah   +4 more
doaj   +1 more source

The use of heart rate indices and subjective questionnaires in the determination of fatigue in motor-manual tree felling and delimbing operations in New Zealand exotic plantation forests : a thesis presented in partial fulfilment of the requirements for the degree of Master of Business Studies in Ergonomics at Massey University [PDF]

open access: yes, 1996
This study assessed the use of heart rate indices and subjective questionnaires in the determination of fatigue in motor-manual tree felling operations in New Zealand exotic plantation forests. The research design consisted of a causal study utilising an
Kirk, Patrick Michael
core  

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