Newly Posted Articles

PAPHIOPEDILUMS: Asexual Propagation

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Multiplication of explants in vitro produces 200 or more plants in a year from one source; refer to A88-274 Read More

CATTLEYAS: Anther Discoloration

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Black; in a florist's cooler it spreads to underside of column and throat; occurs when they are lighted to delay flowering in growing; if not that, it may be due to a fungus as in cymbidiums; lower... Read More

CATTLEYAS: Bifoliate Species in Breeding

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Yellow, orange, red and green hybrids as derived from C. aclandiae, aurantiaca, bicolor, forbesii, granulosa, leopoldii (guttata), schillerana, and velutina; refer to OD74-5+ Read More

POLLINATION: Simultaneous

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Several pollens applied at the same time would theoretically result in progeny representative of all; possibly some or all would be incompatible, and with un uncertain progeny; it would be unethica... Read More

POLLEN: Studies for Taxonomic Research

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A summary of facts about the nature of different seeds, for taxonomic research; refer to A83-620 Read More

POLLINATION: By Hand

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Length of time for fertilization to register: it may require a week or more and visual evidence of growth of the ovary takes a few weeks. A63-479 Read More

HYBRIDIZING: Advice to Beginners

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For the perspective and all the precepts involved in successful cymbidium propagation, refer to OA80-184 Read More

POLLINATION: By the Phases of the Moon

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago According to the seers the best hybridizing days are: two days before the first quarter, or, one day before the last quarter, or, on the full moon; F80-158; for a refutation of this theory, see MOO... Read More

OSMUNDA: Importation Into Great Britain

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago This has been banned. OR87-237 Read More

RAID NO-PEST STRIP: As Insecticide in Greenhouses

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It was effective in a window greenhouse where it eliminated the pests; it should be useful elsewhere. OIE85Jy-12 Read More