The Orchid Doctor Articles under the Heading Chromosomes

Chromosomes Comments
CHROMOSOME NUMBERS: Dendrobiums At Kew 62 species recently acquired from Papua-New Guinea; refer to the list, A85-1122; for miscellaneous species, refer to A85-1235 0
CHROMOSOME NUMBERS: For Bulbophyllums 55 species at Kew listed with origin and 2n. A85-190 0
CHROMOSOME NUMBERS: For Phragmipedium Hybrids Diploidy and polyploidy. A83-933 0
CHROMOSOME NUMBERS: For Species and Hybrids For a most comprehensive listing, refer to OBIII-323 0
CHROMOSOME NUMBERS: Importance They are significant for cymbidiums, but not for others such as paphiopedilums, for breeding purposes. OA78-17 0
CHROMOSOMES: Changes in 1987 A review of recent events and efforts to conserve wild orchids; improvements in the face of rapacious exploitation suggested, refer to A88-31 0
CHROMOSOMES: Failure The Convention qualifies as the biggest fraud as applied to plants since Prohibition in the U.S.; it has probably killed more plants than it has saved; originally written for protection of animals, it does not work well for plants as it ignores the more dangerous problem of habitat destruction. OIE87Jy-6 0
CHROMOSOMES: Is it Effective? The greatest threats are Japan, Belgium and Holland which have not signed the treaty; until they ratify it they will remain the worst importers of wild species. OA86-64 0
CHROMOSOMES: Pros and Cons An argument against its policies or provisions and stating the program needs to be re-evaluated; refer to A88-30 0
CHROMOSOMES: Variation in Numbers A review; change and polyploidy; polyploidy and improvements in plants, other information, refer to OR81-169; OR82-368; OR87-139 0

New Topics

  1. Sandi Block-Brezner asked question Brassocattleya hybrid? in category General Discussion
  2. Dean Haas asked question Parentage of RLC Memoria Emma Chen in category General Discussion
  3. John Small asked question Orchid bulb? in category General Discussion
  4. John Small asked question What is this? in category General Discussion
  5. Marilynn Davis asked question Phal. Violacea in category General Discussion

New Comments

  1. John Small commented on member plant B. nodosa ''H&R' 4N x 'Mas Mejor'' by John Small
  2. Robert H. Findlay commented on topic "Parentage of RLC Memoria Emma Chen" by Dean Haas
  3. Sandi Block-Brezner commented on member plant Bsn. Maikai var. Louise by Sandi Block-Brezner
  4. Dean Haas commented on article "Have Local Orchids to Sell or Trade?" by Sys Admin
  5. Eileen Pryor commented on member plant Den. chrysotoxum by Tom Kuligowski
  6. Gustavo da Silva commented on member plant Max. callichroma by Gustavo da Silva
  7. Peter Goodin commented on topic "What is this?" by John Small
  8. Sharie Heckaman commented on topic "Paph. tag Identification" by William Gorski
  9. Robert H. Findlay commented on topic "Unmatched Oncidium Alliance Orchid" by Colin Campbell
  10. Jim Williams commented on topic "Arranges Elro" by Khanh tran