Some junipers are susceptible to " Gymnosporangium " rust disease, and can be a serious problem for those people growing apple trees, the alternate host of the disease.
12.
He expected to conduct full-time research under field conditions to control rust disease and red spider mites and instead found a black spot epidemic raging throughout the region's rose industry.
13.
Some strong vertical-growing plants such as veronicas, delphiniums, monkshood, or purple-leaved cimicifugas would make a good contrast, but I would avoid hollyhocks because their foliage gets disfigured by rust disease here.
14.
Two months ago, Kansas State University researchers cloned a leaf rust resistance gene, encouraging for wheat growers in a state where $ 100 million was lost last year to leaf or stem rust disease.
15.
They also require a sulfur spray every two weeks to banish disfiguring rust disease . ( Though the maroon-black hollyhock Nigra is the rage now, Runkle says it's not effective in arrangements . ) Hooray for hostas
16.
This species is the alternate host for the important rust disease of cereals caused by " Puccinia coronata " . " Rhamnus cathartica " is also the primary overwintering host in North America for an important agricultural pest of soybeans, the soybean aphid.
17.
Earlier this year, U . S . soy bean producers had asked the U . S . D . A . to ban Brazilian soybean imports because of Asian rust disease, a plant fungus which destroyed some 3 million tons of Brazilian soy bean last year.
18.
During 2014, coffee rust disease ( " Hemileia vastatris " ) affected in the central highlands of the country causing a decline of 6 % in production vis-?vis the 2013 figure; compared to the highest ever production of 30, 900 tons, the shortfall was 15 %.
