Zobrazeno 1 - 10
of 91
pro vyhledávání: '"W A Pedersen"'
Autor:
Jessica Halvorson, Nathan M. Kleczewski, Darcy E. P. Telenko, Cathi Hunt, Dean K. Malvick, Samuel G. Markell, Daren S. Mueller, Emmanuel Byamukama, Bruce D Potter, Albert Tenuta, Nicholas J. Arneson, Keith A. Ames, W. L. Pedersen, David C. Hooker, Adam M. Byrne, Martin I. Chilvers, Yuba R. Kandel, Loren J. Giesler, Carl A. Bradley, Damon L. Smith, Kiersten A. Wise
Publikováno v:
Plant disease. 105(5)
Random-effect meta-analyses were performed on data from 240 field trials conducted between 2005 and 2018 across nine U.S. states and Ontario, Canada, to quantify the yield response of soybean after application of foliar fungicides at beginning pod (R
Publikováno v:
Plant disease. 81(2)
A noncirculating aeroponics system was evaluated as a method for rapid screening of maize genotypes for resistance to Fusarium graminearum seedling blight/root rot. The system allows for nondestructive, repetitive sampling of seedlings for assessing
Publikováno v:
Plant disease. 82(7)
Sclerotinia stem rot (SSR) is one of the most important diseases of soybean in the United States. Five maturity group III cultivars, Asgrow A3304 STS (A3304), Pioneer Brand 9342 (P9342), Pioneer Brand 9381 (P9381), Probst, and Yale, grown in fields i
Publikováno v:
Plant disease. 82(5)
Phytophthora rot, caused by Phytophthora sojae, is a damaging disease of soybean (Glycine max (L.) Merr.) throughout the soybean-producing regions of the world. The discovery of new sources of resistance in soybean is vital in maintaining control of
Publikováno v:
Plant disease. 84(4)
Phytophthora root rot of soybean (Glycine max (L.) Merr.), caused by Phytophthora sojae M. J. Kauffmann & J. W. Gerdemann, has been isolated throughout the soybean-producing regions of the United States. There are more than 39 identified races of P.
Publikováno v:
Plant disease. 85(9)
Reddish brown lesions were observed on the lower stem and upper root area of velvetleaf (Abutilon theophrasti Medik.) plants growing in an Illinois soybean field in June 2000. The lesions were similar in appearance to those caused by Rhizoctonia root
Publikováno v:
Plant disease. 86(11)
Several plant introductions (PIs) and cultivars have been classified as partially resistant (PR) to sudden death syndrome. However, little is known about the nature of resistance to this disease. Seedlings of two PR PIs and two susceptible cultivars
Publikováno v:
Plant disease. 86(9)
Different herbicides were applied to soybean plants in field plots planted to different soybean cultivars located at four locations in Illinois between 1997 and 2000. Treatments varied from hand weeded to preemergence herbicides to postemergence herb
Publikováno v:
Plant disease. 86(7)
Sudden death syndrome, caused by Fusarium solani f. sp. glycines, has caused increased losses in soybean production in recent years. This study was done to identify potential sources of resistance to sudden death syndrome. Using a greenhouse screenin
Autor:
Brian W. Diers, Berlin D. Nelson, C. D. Nickell, George L. Graef, Glen L. Hartman, Elroy R. Cober, W. C. Stienstra, Terry Anderson, Craig R. Grau, W. L. Pedersen, Randall L. Nelson, D. D. Hoffman, L. E. del Río, Theodore C. Helms, James R. Steadman, Vaino Poysa, Istvan Rajcan
Publikováno v:
Plant disease. 86(9)
Hoffman, D. D., Diers, B. W., Hartman, G. L., Nickell, C. D., Nelson, R. L., Pedersen, W. L., Cober, E. R., Graef, G. L., Steadman, J. R., Grau, C. R., Nelson, B. D., del Rio, L. E., Helms, T., Anderson, T., Poysa, V., Rajcan, I., and Stienstra, W. C