Effect of iron concentration on growth and phylloclade edge yellowing of holiday cactus /

10, 20, 30, or 40 mg,l-'. For solution culture studies,

Bibliographic Details
Main Author: Ramirez, Dario, 1956-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1996.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:10, 20, 30, or 40 mg,l-'. For solution culture studies,
adjusted to a pH of 6, containing Fe as FE-EDTA at eithe@ 0,
and pH of the growing media affected Fe uptake. In two
associated with increased symptom severity and higher
based media increased over time, thus the cumulative effects
cactus.
can lead to losses in crop quality. This work was conducted
Christmas,"Twilight Tangerine,"Christmas Charm,'and 'Lavender
correlated with applied Fe concentration, and if temperature
culture, and fertilized with a modified Hoagland's solution,
daylength for 16 weeks at 220C /1 80C day/night temperature.
development, but was dependent on cultivar susceptibility.
Doll'were placed in either a peat-based medium or solution
For the peatbased studies, plants were grown in a greenhouse
in the occurrence of the Fe toxicity. There did not appear
In two other separate studies, results indicate that
occurrence of marginal chlorosis of the phyllociade, which
of repeated Fe-chelate applications are an important factor
phylloclade Fe concentrations. Fe concentrations in peat-
plants were placed in a growth chamber and grown under 16 hrs
Production of holiday cactus has been limited by the common
separate studies, rooted cuttings of Schlumbergera 'White
study do not affect the toxicity expression in holiday
temperature regimes and pH of the growing media used in this
temperature. Increased concentration of FE-EDTA was
to be a critical concentration of Fe associated with symptom
to determine if poor growth and phylloclade yellowing were
under long day conditions (4 hrs night interruption) for 20
weeks at temperature set points of 250C /180C day/night
Item Description:"Major subject: Horticulture".
Vita.
Physical Description:xii, 74 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.