geoscience.net logo
+ Resolve Article
+ Follow Us
Follow on FacebookFollow on Facebook
Follow on TwitterFollow on Twitter

+ Translate
+ Subscribe to Site Feed
GeoScience Most Shared ContentMost Shared Content

On the occurrence and spread of the ring spot disease of Lettuce caused by Marssonina panattoniana (Berl.) Magn


, : On the occurrence and spread of the ring spot disease of Lettuce caused by Marssonina panattoniana (Berl.) Magn. J. Pomol, 17: 1, 27-50

Investigations into lettuce ring spot (Marssonina panattoniana showed it to be an important disease of winter lettuce in England, frequently causing marked reduction in the quantity and quality of the crop. It is seldom, if ever, found on lettuces headed out under glass, and is of minor importance on those grown in frames during winter and planted out in spring.

US$29.90


Other references

Polyanskii, K.K.; Rodionova, N.S., 1991: Reverse osmosis treatment of ultrafiltrates of first washing waters. Izvestiya Vysshikh Uchebnykh Zavedenii Pishchevaya Tekhnologiya 0(1-3): 165-167

Reijnders, P.J.M., 1993: Registration of veterinary medicines in the Netherlands. An overview is given of the organisation and working procedures of the evaluation of veterinary medicines in the Netherlands. The results of the evaluation procedure of the last 5 years are discussed together with the problems that have arosen for...

Pappas, B.A.; Sunderland, T.; Weingartner, H.M.; Vitiello, B.; Martinson, H.; Putnam, K., 1992: Alzheimer's disease and feeling-of-knowing for knowledge and episodic memory. The metamemory (knowledge of the veracity of memories) of moderately impaired Alzheimer's patients was compared to that of aged controls. Despite their profoundly impaired recall of information from both long-term (knowledge) and recent (epis...

Ioannidis, P.; Havredaki, M.; Trangas, T., 1992: Regulation of c-myc oncogene expression by IFN-beta-2 , TNF and serum at steps following the initiation of transcription. Journal of Interferon Research 12(SUPPL 1): S177

Anonymous, 1979: EDS Federal. The Kansas Medicaid fiscal agent. Journal of the Kansas Medical Society 80(7): 445, 455-445, 455

E.K.adem, M.; Tewfik, M.S.; Hamdi, Y.A., 1975: Effect of aflatoxin B1, aspergillic and kojic acid on peanut seedlings. The effect of (a) aflatoxin B1 (b) aspergillic acid and (c) kojic acid each at 10, 25, 50 or 100 ppm on the elongation and dry weight of roots and stems of groundnut seedlings was studied. Elongation and dry weight were respectively inhibited by 2...

Kallos, P.; Kallos, D.Ffner, L., 1951: Specific serum-agglutination of corpusles (collodion-pellets or erythrocytes) coated with allergenic material. International Archives of Allergy and Applied Immunology 2(1): 70-75

Turner, G.C., 1961: Cultivation of Bordetella pertussis on agar media. Meat-extract media are suitable for the isolation of Bordetella pertussis provided that peptone, which contributes inhibitory factors, is omitted. Nicholson and Turner's meat-extract medium for the isolation of B. pertussis and B. parapertuss...

Ranjan, D.; Johnston, T.D.; Reddy, K.S.; Wu, G.; Bondada, S.; Chen, C., 1999: Enhanced apoptosis mediates inhibition of EBV-transformed lymphoblastoid cell line proliferation by curcumin. Background. Epstein-Barr virus (EBV)-associated B-cell lymphomas occur more frequently in immunodeficient states such as organ transplantation and HIV infection. We have previously reported that B cell immortalization with EBV was promoted by cycl...

Costallat, L.T.L.; Coimbra, A.M.V., 1993: Systemic lupus erythematosus in 18 Brazilian males: Clinical and laboratory analysis. The clinical and laboratory features of 18 males were compared with 254 female patients with systemic lupus erythematosus (SLE). At disease onset male patients were younger than female. Nephropathy, nephrotic syndrome and thrombocytopenia were sig...