Results 31 to 40 of about 659,694 (352)

Development of forest structure and leaf area in secondary forests regenerating on abandoned pastures in Central Amazonia [PDF]

open access: yes, 2005
The area of secondary forest (SF) regenerating from pastures is increasing in the Amazon basin; however, the return of forest and canopy structure following abandonment is not well understood. This study examined the development of leaf area index (LAI),
Aide   +55 more
core   +1 more source

Growth and physiological response of Solanum nigrum L. to organic and/or inorganic fertilisers

open access: yesJournal of Applied Botany and Food Quality, 2014
A pot experiment was conducted to determine the effect of organic and/or inorganic fertilisers on the growth and physiological response of Solanum nigrum L.
Callistus Bvenura, Anthony J Afolayan
doaj   +1 more source

Allometric scaling and allocation patterns: Implications for predicting productivity across plant communities

open access: yesFrontiers in Forests and Global Change, 2023
As the application of allometry continues to expand, the variability in the allometry exponent has generated a great deal of debate in forest ecology. Some studies have reported counterintuitive values of the exponent, but the sources of such values have
Gudeta W. Sileshi   +2 more
doaj   +1 more source

Distribution and Host Plants of \u3ci\u3eCorthylus Punctatissimus\u3c/i\u3e (Coleoptera: Scolytidae) in the Lower Peninsula of Michigan [PDF]

open access: yes, 2017
(excerpt) The pitted ambrosia beetle. Corthylus punctatissimus Zimmerman, infests woody saplings and shrubs 14 mm in diameter or less. The beetle bores an entrance hole into the main stem at soil level and constructs a main gallery tunnel which generally
Kirkendall, Larry R   +3 more
core   +2 more sources

Ácido giberélico e dia curto interrompido em crisântemo de corte (Dendranthema grandiflora, Tzvelev., "Gompier Chá") Gibberellic acid and short day interrupted in cut chrysanthemum (Dendranthema grandiflora, Tzvelev., 'Gompier Chá')

open access: yesCiência Rural, 2007
Algumas cultivares de crisântemo, como a "Gompier Chá", apresentam menor crescimento quando cultivadas no período de inverno. A utilização do ácido giberélico (GA3) e o manejo do fotoperíodo com dia curto interrompido podem ser alternativas para ...
Rogério Antônio Bellé   +2 more
doaj   +1 more source

Understanding plant responses to drought: how important is woody tissue photosynthesis? [PDF]

open access: yes, 2013
Within trees, it is known that a part of the respired CO2 is assimilated in chlorophyll-containing stem and branch tissues. However, the role of this woody tissue photosynthesis in tree functioning remains unclear, in particular under drought stress ...
Bloemen, Jasper   +2 more
core   +1 more source

Rooting of ‘Pedro Sato’ guava cuttings as a function of diameter, types of cuts and treatment with bioestimulant [PDF]

open access: yesRevista Brasileira de Fruticultura
: For the propagation of guava seedlings to occur, it is necessary to address numerous factors, therefore, the objective was to verify the influence of the diameter and type of cut on the base of ‘Pedro Sato’ guava tree cuttings.
Jussara Cristina Firmino da Costa   +5 more
doaj   +1 more source

Stem Diameter Decrement in Holm Oak (Quercus rotundifolia Lam.): Insights into Tree Decline Pathways in Endangered Woodlands of Southern Portugal

open access: yesEcologies, 2023
Stem diameter growth in living trees refers to the invariably increase in dimension over a given period. However, reversible stem diameter decrease could occur, related to water movement in the vessels within the wood (on a daily basis) and to tree water
Augusta Costa, Ana Cristina Moreira
doaj   +1 more source

Short Communication: The improvement of the growth of tomato transplants by bokashi tea

open access: yesAgraarteadus, 2020
Effective microorganisms' bokashi fermentation is proposed to upcycle food waste to novel feed supplements, and to (partially) replace traditional composting of food waste (and secondary residues from industrial processes) to facilitate both plant ...
Margit Olle
doaj   +1 more source

Observations of the Habits of \u3ci\u3eCorthylus Punctatissimus\u3c/i\u3e (Coleoptera: Scolytidae) Infesting Maple Saplings in Central Michigan [PDF]

open access: yes, 2017
Corthylus punctatissimus, the pitted ambrosia beetle, infested and killed maple saplings that were 3-12 years of age with a basal diameter of 4-14 mm. The habits of the parental pair of adults are described.
Hesch, Patrick G   +4 more
core   +2 more sources

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