نتایج جستجو برای: arizonica cypress varieties
تعداد نتایج: 44660 فیلتر نتایج به سال:
This study investigates the leaf anatomy of five Cupressaceae taxa in Kurdistan region-Iraq. Using light microscope for numerical and descriptive anatomical variations three species two varieties belonging to Cupressus, Platycladus, Juniperus genera were examined Taxonomic value. These include characters epiderm, hypoderm, mesophyll layer, resin canals, transfusion tracheids, pith, vascular bun...
One of the main challenges using unmanned aerial vehicles (UAVs) in forest data acquisition is implementation Ground Control Points (GCPs) as a mandatory step, which sometimes impossible for inaccessible areas or within canopy closures. This study aimed to test accuracy UAV-mounted GNSS RTK (real-time kinematic) system calculating tree height and crown without any GCPs. The was conducted on Cup...
Trees decline is a complex physiological disease that results from the interactions between several factors, one of which is heavy metal stress that ultimately leads to the death of trees. This experiment, which was conducted during 2016-2017 at the campus facility of the Department of Horticulture at Isfahan University of Technology, was conducted to investigate the effects of inoculation with...
Cypress tree with blue green foliage and scaly reddish brown bark is planted throughout world as an ornamental plant. One of the newest ways for determining amount and kind of environmental pollutants is natural biomonitoring. The samples were obtained from three sites (heavy traffic, moderate traffic and control) in Isfahan during August-September and November-December 2013 and February-March ...
The general objective of this study was to measure the mycorrhizal dependencies of Cupressus and Lavandula species, to assess the contribution of Lavandula species to the mycorrhizal soil infectivity (MSI) and to determine the main effects of the association between a Lavandula species (L. multifida) and Cupressus arizonica on the soil microbial activities, on the growth and the mycorrhizal sta...
The one-seeded, serrate leaf margined junipers of Southwestern United States and northern Mexico consist of J. angosturana, J. californica, J. coahuilensis var. arizonica, J. c. var. coahuilensis, J. monosperma, J. pinchotii, J. occidentalis var. australis, J. o. var. occidentalis and J. osteosperma. Recent nrDNA and trnC-trnD sequence data were compared with RAPDs analysis and two of the taxa ...
the cypress family, cupressaceae, has a global dispersion. currently, endophytic microorganisms from plants are being investigated for their diversity and bioactivities. here, we aimed at exploration and characterization of cultivable endophytic fungi from foliar tissues of cupressaceae, i.e. cupressus arizonica, c. sempervirens var. cereiformis, c. sempervirens var. fastigiata, juniperus excel...
In silver cypress (Cupressus arizonica), rooting of cuttings is not easily possible. To optimize the rooting properties of cuttings of this plant, a factorial experiment was conducted as multi-factor, based on a completely randomized block design with 4 replications and 4 cuttings in each replicate. In this study, four different types of cuttings (consisting of above-terminal, above-basal, belo...
Responses of bald cypress (Taxodium distichum) and pond cypress (Taxodium ascendens) saplings in photosynthesis and growth to long-term periodic submergence in situ in the hydro-fluctuation zone of the Three Gorges Dam Reservoir (TGDR) were studied. Water treatments of periodic deep submergence (DS) and moderate submergence (MS) in situ were imposed on 2-year-old bald cypress and pond cypress s...
Tree biomass and increase in biomass were determined for cypress (Taxodium distichum) in different systems in Florida. Ten trees were harvested to determine biomass regressions. Lowest biomass and tree growth rates were found in cypress-pine associations indicative of low water, in monospecific stands of cypress which are indicative of high water levels, and in a poorly drained cypress dome. In...
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