Plant species

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upper stem

Listing 1 - 10 from 352 for upper stem

PERIWINKLE DISEASES
... Avoid overwatering and use suggested fungicide. Other Root and Stem Rots (fungi - Rhizoctonia solani and others): Lesions occur on roots and lower stem. Periwinkle is more resistant to this problem than ... and upper stem deterioration. Infection is distinctly an aerial problem, not involving lower stem and root tissue. In most cases, leaves are shriveled and dull-gray in color. An aerial sunken stem ...
plantpathology.tamu.edu

16.ps
... enlargement resembling a bulb at the base of the stem, as in many epiphytic orchids. The variously thickened portions of an Orchid stem. PSEUDOCARP: A fruit, such as an apple or strawberry ... ripened ovary. PSEUDOCEHALIUM: A growth of long, hair-like spines on one side of the upper stem of a columnar cactus, such as Cephalium. PSEUDOSPERMIUM: Any one-seeded fruit that is whole ...
www.botany.com

OD14 - ORNAMENTAL DISEASE NOTE NO. 14 DAMPING-OFF IN SEED BEDS FLOWER AND VEGETABLE SEEDLINGS
... heat, cold, fuel fumes, or chemical injury. This type injury often damages the leaves and upper stem before the roots are affected. Symptoms Typical symptoms of damping-off are rotting stems at ...
www.ces.ncsu.edu

Sigillaria
... of it's branches. Sigillaria cones occurred in clusters attached in certain places along the upper stem. Another characteristic of sigillaria are the vertically-arranged circular scar pattern found in fossil specimens ...
www.clearlight.com

Glorious_Peonies_for_the_North
... "strikes adventitious buds (buds developing from an unusual position, as from a branch or a stem). Such a root," he goes on, "can send up new growth and thus even if ... pot. Tree peonies are grafted plants and it's always safer to allow the valuable upper stem grow a bit of its own roots before a heavy frost. Also, tree peonies should ...
www.dragongoose.com

Barcel
... small discolored stem slightly below the bud. Rose Midge - A small fly that pupates in the ground below the bush, then flys up and lays eggs in the soft upper stem. The hatched ...
www.justuskids.com

Genus of the Week
... named Silverrod) and often a basal rosette of leaves distinctly longer than those on the upper stem. Goldenrods flower from late summer into the fall, making a beautiful display along roadsides and ...
www.knottybits.com

New Disease Reports - First report of Phomopsis asparagi causing stem blight of asparagus in Greece
... part of the stem. More lesions occurred on the stem base than on the upper parts of the plant. Cladodes became yellow and later brown until complete desiccation and stem death occurred ... America, Europe, Asia and Southern Australia and reported as Phoma or Phomopsis asparagi causing stem blight, fern defoliation and subsequent yield loss, particularly in humid areas (Davis, 2001; Reifschneider & ...
www.bspp.org.uk

COTTON STEM CANKER, WET WEATHER BLIGHT, OR ASCOCHYTA BLIGHT
... Note No. 2 Steve Koenning, Plant Pathology Extension Specialist Introduction Stem canker caused by Phoma exigua affected about 40,000 acres ... streaks in the vascular system. Typically, with cotton stem canker the streaks in the stem will not extend to the root system as ... infection of the main stem at a node. If cool wet weather persists, the stem may be girdled causing the upper portion of the ...
www.ces.ncsu.edu

Outer and inner stem of Cordaites
... the pith cavity of cordaites. Freshly exposed specimens of these fossil casts of the inner stem are frequently found encased in a layer of vitreous coal, as was this specimen. ... some of the highest wood mass and density among the various tree fossils of the Upper Carboniferous (Pennsylvanian) Period. Rock Type: Siltstone Formation: Kanawha Interval: Eagle seam Age: Middle Pennsylvanian Period ...
www.clearlight.com




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