Plant species

A · B · C · D · E · F · G · H · I · J · K · L · M · N · O · P · Q · R · S · T · U · V · W · X · Y · Z

leaf surfaces

Listing 1 - 10 from 263 for leaf surfaces

Plant Pathology Glossary
... conserving water by reducing the amount of water vapour lost to the air from plant surfaces, particularly the upper surface of leaves.In zoology, cuticle also refers to the non-cellular ... , nutrients, chemicals, or food materials within a plant. Transpiration the loss of water vapour from leaf surfaces and other parts of the plant exposed to the air. Most transpiration occurs through stomata ...
bugs.bio.usyd.edu.au

Plant Pathology: Infection Process: Plant Defenses: Passive Defenses
... can also add to plant resistance, by preventing the formation of moisture films of the leaf surfaces, inhibiting infection by pathogens reliant on water for motility. Chemical barriers include compounds, such as ...
bugs.bio.usyd.edu.au
More from this site

Deciduous Fruit for North Florida
... to Florida's climate. Even adapted cultivars are susceptible to leaf spot, and proper control requires more spraying than the hobbyist ... results the following year. Thus, it is highly important that leaf surfaces remain undamaged during the growing season and into the fall ... be placed and their roots covered with moist soil, sawdust, leaf mold, or some other suitable material. For easier handling, ...
edis.ifas.ufl.edu

Florida Carpenter Ant, Bull Ant, Tortugas Carpenter Ant, Camponotus floridanus (Buckley) and Camponotus tortuganus (Emery) (Insecta: Hymenoptera: Formicidae: Subfamily ormicinae: Tribe Camponotini)
... these honeydew-producing insects or produce nectars will have ants wandering in all directions over leaf surfaces, up and down the stems and trunk. Carpenter ants will also seek out other insects ... insects or fungi; rotting tree stumps and tree holes or crotches between limbs; under old leaf petioles in palms, especially in and around the inflorescence of coconut palms; under bark, in ...
edis.ifas.ufl.edu
More from this site

EXTOXNET PIP - CLETHODIM
... used to control annual and perennial grasses in a wide variety of broad leaf crops including soybeans, cotton, flax, peanuts, sunflowers, sugarbeets, potatoes, alfalfa and most vegetables (211 ... in surface waters. Breakdown of Chemical in Vegetation: Clethodim is rapidly degraded on the leaf surfaces by an acid-catalyzed reaction and photolysis (58). Remaining clethodim will rapidly penetrate ...
extoxnet.orst.edu

Leaf Diseases on Ornamental Trees and Shrubs, HYG-3044-96
... on upper leaf surfaces (depressions as viewed from the lower leaf surface). These blisters tend to brown as the season progresses. Spores overwinter on leaf buds and infect ... leaf surfaces and downy grayish-white fungal growth on lower leaf surfaces corresponding to these lesions. Damage starts out with light greenish spots that grow together forming angular patches often bordered by veins. Leaf ...
ohioline.osu.edu

Anthracnose Leaf Blight of Shade Trees, HYG-3048-96
... bordered by veins. Spore masses of the fungus can sometimes be found on lower leaf surfaces along veins during extended moist conditions. The fungus spreads from previously infected tissue ... poor air movement. Leaf symptoms include irregular brown blotches bordered in purple on upper leaf surfaces (tan in color viewed from the leaf underside). Leaf lesions often are delimited by the leaf midvein. ...
ohioline.osu.edu
More from this site

Leaf Terminology (Part 2)
... Leaf Shapes A. The Prefix "Ob" In A Descriptive Leaf Term B. Images Of Leaf Shapes 6. Leaf Apices 7. Leaf Bases 8. Leaf Margins 9. Leaf Surfaces Botanical terms that describe the surfaces of ... (2nd element of a binomial) are derived from the above terms for leaf and stem surfaces. Aquilegia pubescens Arctostaphylos glandulosa Arctostaphylos glauca Lupinus hirsutissimus Lotus strigosus Ceanothus ...
waynesword.palomar.edu

New Disease Reports - First report of Rhizoctonia solani causing leaf spot of Adhatoda vasica
... leaf spot on Adhatoda vasica leaf Figure 2: Close-up view of Rhizoctonia leaf spot on Adhatoda vasica leaf During October-November 2005, a leaf ... leaf lamina. Margins of the spots were diffuse and each spot had a light coloured dot in the centre. The spots were equally visible on lower and upper leaf surfaces ... A. vasica bio-mass substantially. Rhizoctonia leaf spot constitutes a potential threat to ...
www.bspp.org.uk

ODIN011 - Entomosporium Leaf Spot on Red Tip
... upper and lower surfaces of young expanding leaves are the first symptoms of Entomosporium leaf spot. Numerous small spots may coalesce into large maroon blotches on heavily diseased leaves. Leaf spots on mature ... . Space plants to improve the air movement around the plants and promote rapid drying of leaf surfaces. If it is necessary to irrigate the plants, do not wet the foliage or irrigate ...
www.ces.ncsu.edu




These listings are filtered
View all for leaf surfaces