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Deficiency of copper and zinc in pineapples: crook-neck disease

, : Deficiency of copper and zinc in pineapples: crook-neck disease. Fruits d'Outre Mer, 14: 363-7

Symptoms are described, and curative measures are given in detail. These involve spraying the leaves with 1% zinc sulfate, using 2, 000 1. of solution per ha. and repeating the treatment if necessary, and spraying the soil round the plants with 1.5-2-0% copper sulfate, avoiding the leaves.


Other references

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Murooka, Y.; Higashiura, T.; Harada, T., 1978: Genetic mapping of tyramine oxidase and arylsulfatase genes and their regulation in intergeneric hybrids of enteric bacteria. The genes for arylsulfatase (atsA) and tyramine oxidase (tynA) have been mapped in Klebsiella aerogenes by P1 transduction. They are linked to gdhD and trp in the order atsA-tynA-gdhD-trp-pyrF. Complementation analysis using F' episomes from...

André, C.; Descos, L.; Vignal, J.; Gillon, J., 1983: C-reactive protein as a predictor of relapse in asymptomatic patients with Crohn's disease. Comparison of the Crohn's Disease Activity Index (CDAI) with serum levels of the acute phase proteins during a 4-year study period of 50 patients with Crohn's disease has shown the serum C-reactive protein (CRP) to be a sensitive indicat...

Heilmann, L.; Siekmann, U., 1983: Hypervolemic hemodilution in pre-eclampsia. Studying 30 pregnant women, 26 resulted in a pre-eclampsia and 4 in a fetal intrauterine growth retardation. The patients were treated with 500 ml low molecular dextran per hour. We found a hemodilution, an increase of plasma viscosity (5.4%), and...

Seren, E.; Bono, G., 2007: LX Annual Meeting of the Italian Society of Veterinary Sciences *SISVET) Terrasini (Palermo) 2006 - Preface. Veterinary Research Communications 31(Suppl. 1): III

Moore, J.M.; Kopacz, D.J.; Allen, H.W., 1997: Validation of a partial ankle block model for the comparative study of sensory blockade by different local anesthetic agents. Regional Anesthesia 22(2 SUPPL ): 24

Hajna, A.A., 1939: Decomposition of sodium mucate by Aerobacter cloacae. 88 cultures of A. cloacae isolated from various sources were used to detect their ability to decompose Na mucate in a synthetic medium consisting of Na mucate 0.3%, Na ammonium phosphate 0.15%, monobasic potassium phosphate 0.1% and MgSO4 0.02%. T...

Dugal, A.; Yelle, S.; Gosselin, A., 1990: Influence de l'enrichissement carbone et de son mode de distribution sur l'evolution des echanges gazeux de la tomate de serre. Canadian Journal of Plant Science 70: 5-56

Brock, Thomas D., 1958: Symbolism in the heterothallic fungi. After a brief discussion of the various symbols that have been used to designate mating types in the heterothallic fungi, the author proposes that Blakeslee's original symbols (+) and (-), be used in all cases.

Dawes Ralph L., 1988: Constraints on the petrogenesis of magmatic epidote-bearing dikes, Front Range, Colorado. Abstracts with Programs - Geological Society of America 20(7): 71-72