chlorotic mottling

Listing 1 - 10 from 17 for chlorotic mottling

Air Pollution Injury
... general chlorosis or chlorotic mottling or chlorotic flecks. Sulfur Dioxide Emitted during combustion Accumulation of sulfite of many fuels, especially in tissues produces a coal and petroleum. Also general chlorotic appear- ... tissue beginning at the tip and progressing toward the base. Injured tissue first is chlorotic and turns buff to reddish- brown. Nitrogen oxides Produced by high Many plants ...
plantpathology.tamu.edu

New Disease Reports - Occurrence of Tomato chlorosis virus on tomato in Réunion Island
... island situated east of Madagascar in the Indian Ocean. Yellow leaf symptoms include irregular chlorotic mottling (Fig. 1) and the interveinal areas on leaves develop red or brown necrotic flecks ... virus (TICV) (Closteroviridae, Crinivirus) (Wisler et al., 1998). Figure 1: Symptoms of irregular chlorotic mottling (left) and flame-like pattern (right) on tomato leaves infected by Tomato chlorosis ...
www.bspp.org.uk

Wallace W Hansen Native Plants of the Northwest Acer Glabrum Douglas Maple catalog
... . Plant the seedling in a sunny spot for bright autumn colors. If you notice some chlorotic mottling on the leaves, the plant is probably suffering from an iron deficiency in the soil ...
www.nwplants.com

Ornamental Pathology Facts
... methyl, fludioxonil, or etridiazole + thiophanate methyl. Viruses Mosaic, malformed leaves, pale yellow ring spots, severe chlorotic mottling of leaves, or plant stunting may occur. Tomato spotted wilt, impatiens necrotic spot, tobacco ring ...
www.ppath.cas.psu.edu

Symptoms Of Specific Herbicide Injury On Plants
... Damage is first seen on new growth. Glyphosate affects plants by first causing a wilting, mottling, browning and eventually death. In some cases, leaves lose their green colour and appear ... may show no apparent effect, but the following spring the newly emerged leaves will be chlorotic. Take precautionary measures when spraying near sucker-producing plants, such as lilac, honeysuckle and poplar ...
gardenline.usask.ca

Miscellaneous Information About Rose Mosaic Virus
... pattern of yellowing that looks like an oak leaf pattern. Infected plants may have some mottling and distortion of flowers, although there is a viral disease, rose flower break, reported to ... occurs worldwide. The symptoms are highly variable depending on the variety and the environment, however chlorotic bands or rings, vein clearing, and general mosaics are common. Symptom development on only a ...
home.neo.rr.com

Daylily Pests and Diseases
... wound. It first shows as slightly darker green translucent spots, these gradually become necrotic, then chlorotic (pale, weak foliage). In the final stages the spots radiate out as streaks all over ... stunted. The insect is about a quarter of an inch long, the body is a mottling of several colours. They feed on a number of different plants in the garden and ...
mikesbackyardgarden.org

Vegetable Crops Pt1
... cantaloupe, honeydew and watermelon fruit. Symptoms on leaves are faint mottling and distortion. On squash, prominent vein clearing and mottling occurs. Yellow variety fruits are green with isolated yellow zones and misshapen fruit. The virus is spread by the cucumber beetle. Tobacco Ringspot Virus (virus): Chlorotic ...
plantpathology.tamu.edu

Scientific Staff - Lorne Stobbs
... on the cultivars Jewel and Georgia Jet were generally mild and often transient. Symptoms included chlorotic leaf spots, often with purple borders, and mild stunting. Root abnormalities were absent. The ... Staddon's Select, Sun Bell, Tabasco and Yellow Bell exhibiting susceptibility, characterized by stunting, foliar mottling, and poor fruit set. While PVY(N) occurs at low levels in perennial ground- ...
res2.agr.gc.ca

New Disease Reports - First report of Turnip mosaic virus on Brassicaceae crops in Turkey
... 2004-2006, Brassicaceae crops, Brassica oleracea, Raphanus sativus and R. raphanistrum, showing mosaic, mottling, necrotic spots, malformation and chlorosis were collected from Canakkale, Balikesir and Bursa Province ... that reacted positively with the TuMV PAb were used for mechanical inoculation and produced chlorotic local lesions on Chenopodium quinoa, severe mosaic and stunting on B .rapa, and ...
www.bspp.org.uk