cells spores

Listing 11 - 20 from 107 for cells spores

June 2003 Newsletter
... spray underneath the leaves, you might as well not spray because this is where blackspot spores love to hang out.  This is where the stomata or mouth of the rose is ... our light colored rose petals with their annoying habit of scratching open the surface of cells and feeding on the cell contents.  This results in brown edges on white petals and ...
carolinadistrict.org

July 2003 Newsletter
... spores that are resistant to drying and therefore can survive for long periods of time in soil, street dust, dried fecal material and in injectable street drugs.    Clostridium tetani infects human cells ...
carolinadistrict.org More from this site

Ethnobotany Garden - "JL Hudson on Seed Germination"
... dishes and submerging them so that the soil is under 1/4" of water. Fern Spores Spores should be scattered thinly on the surface of a light, sterile, peaty mix which has ... cells, until true fronds develop. Transplan sporelings when large enough to handle. Good ferns can usually be had in 8-12 months from spores. Ferns are hybridized by sowing two kinds of spores ...
ethnobotany.yage.net

EXTOXNET PIP - BACILLUS THURINGIENSIS
... some way to B.t. B.t. forms asexual reproductive cells, called spores, which enable it to survive in adverse conditions. ... cells in the gut, interfering with normal digestion and triggering the insect to stop feeding on host plants. B.t. spores ... cells of B.t. are approximately 1 micron wide and 5 microns long, and are motile [146]. The commercial product contains about 2.5 x 10^11 viable spores ...
extoxnet.orst.edu

EXTOXNET PIP - HEXACHLOROBENZENE
... presented in this profile are for technical hexachlorobenzene. Formulation: It has fumigant action on fungal spores and is available as a dry seed treatment or slurry for seed treatment. Toxicological Effects ... was shown to be nonmutagenic in several tests with bacteria and was mutagenic with yeast cells [17]. Available data suggest that it is unlikely that HCB is mutagenic. Carcinogenic effects: ...
extoxnet.orst.edu More from this site

Mosses and Liverworts in Wales: Basic Facts
... a seta. The mature capsule contains large numbers of microscopic spores. These are eventually released and dispersed (usually by wind) and ... then regenerate into new plants. In some species specialised groups of cells known as gemmae are produced for this purpose. What are ... leaves with such nerves (some have a line of differently coloured cells which may give the appearance of a nerve (e.g. ...
home.clara.net

New Page 1
... make their own. Trees can store energy reserves only in living cells. Confusion of general and specific principles of life The major problem ... mushrooms produce great numbers of spores that can be blown by the wind for long distances. When the spores germinate to form hyphae, some ... must, or should be, based on the ratio of living cells to dead cells in a tree, the dynamic mass to static mass ratio. ...
home.ccil.org

Armillaria Root Rots
... but only converted to other forms. " Great numbers of living parenchyma cells usually surround root wood vessels. The living cells in root wood also "make" many substances essential for tree life. Roots ... fungi-were involved in the diseases. I also believe from research done years ago that spores of Armillaria spp. from mushrooms pass through insects, usually fungus gnats, before they germinate. In ...
home.ccil.org More from this site

Division Lycophyta
... special branches and the structure is known as a "strobilus". The sporangia which contain the spores are associated with fertile leaves known as sporophylls. During the Carboniferous Period of geological ... base of leaves, and 2) two types of spores (heterosporous), microspores and megaspores, which give rise to male and female gametophytes and sperm cells with two flagella. The development of the ...
home.manhattan.edu

Sporangial Development
... from superficial cells and the sporogenous tissue develops from internal cells of the sporophyll. The sporangia are large and contain a large number of spores. The leptosporangiate sporangium develops entirely from the periclinal division of a superficial cell. The number of spores ...
home.manhattan.edu More from this site

These listings are filtered
View all for cells spores