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Introduction:
Contains the macro- and micronutrients, agar, and organic constituents as described by Malmgren 1996. Without sucrose.
M551 Malmgren Modified Terrestrial Orchid Medium Without Sucrose
Properties
| Form: | Powder |
| Appearance: | Gray powder |
| Application: | Orchid Culture |
| Solubility: | Water |
| Typical Working Concentration: | 28.84 g/L |
| Storage Temp: | 2-8° C |
| Storage Temp of Stock Solution: | Preparation of concentrated solutions is not recommended as insoluble precipitates may form. |
| Other Notes: | Contains the macro- and micronutrients, agar, and organic constituents as described by Malmgren (1996) pH = 3.75 - 4.75 |
| Formula (mg/L) | |
|---|---|
| Calcium Phosphate, Tribasic | 75 |
| Na2 EDTA.2H2O | 37.26 |
| Ferrous Sulfate.7H2O | 27.8 |
| Magnesium Sulfate, Anhydrous | 97.69 |
| Manganese Sulfate.H2O | 1.54 |
| Potassium Phosphate, Monobasic | 75 |
| Activated Charcoal | 1000 |
| Agar | 7000 |
| D-Biotin | 0.05 |
| Casein, Enzymatic Hydrolysate | 400 |
| Folic Acid | 0.5 |
| Glycine (Free Base) | 2 |
| myo-Inositol | 100 |
| Nicotinic Acid (Free Acid) | 5 |
| Pineapple Powder | 20,000 |
| Pyridoxine.HCl | 5 |
| Thiamine.HCl | 10 |
Application Notes
Plant Tissue Culture Tested
Plant species: Terrestrial or
chids including Paphiopedilum,
Cypripedium, and Phragmipedium
This medium is a good seed sowing medium for many
terrestrial orchid species. Originally
developed for Cypripedium, this medium is al
so used for germination of Phragmipedium and
Paphiopedilum. Germination may be enhanced by in
cluding 50 ml of Coconut Water (C195) per
liter of medium.
References
Malmgren, S. 1996. In: C. Allen, Editor, North Americ
an Native Terrestrial Orchids.
Propagation and Production C
onf. Proc., pp 63-71.