Due to moderate low temperature and high humidity during the maize growing period, turcicum leaf blight of maize (syn.
Observations on blight severity was recorded at the time of tasselling, 20 days after tasselling and at maturity using 1-5 scale (Payak and Sharma, 1983).
Tomatoes top home gardeners' lists of favorite crops, but since 2009, thousands of tomato lovers have had to stand by helplessly as persistent rains triggered outbreaks of late blight. Caused by the microorganism Pbytopbthora infestans, late blight kills susceptible tomato plants within days of infection.
Thanks to breeding work done by Johnny's Selected Seeds, Cornell University and North Carolina State University, gardeners can now fend off tomato blight by choosing from several good-tasting, blight-resistant varieties.
All six parents and the [F.sub.1] of the two intergene pool four-way crosses were inoculated in the greenhouse for selection for the common and halo bacterial blights
at Valladolid, Spain.
As if that weren't enough, we're keeping a worried eye on the situation along California's coast, where a blight
called sudden oak death is knocking off California's signature coast live oak and other species at a rapid clip.
To kill the bacteria and fungi responsible for several major blights
, farmers routinely use up to 3 pounds of copper salts per acre per week throughout the growing season.
fungus - phytopthora infestans - laid siege to the Irish potato crop in 1845.
Recently, coast live oaks in the Santa Clara Valley have been displaying symptoms of a blight
that affects the lower leaves of the tree; affected leaves bleach to a pale tan.
In most cases, Xyllela appears to blight
by disrupting a plant's hormone balance, Wells says.
This line was bred specifically for enhanced resistance to common bacterial blight
[caused by Xanthomonas campestris pv.
'Jules', a Great Northern dry bean variety tolerant to common blight
bacterium (Xanthomonas phaseoli).