Category: Orchid Doctor

NOMENCLATURE: The Authorities for Correct Forms

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago There are two: The international code of botanical nomenclature, and The international code of nomenclature of cultivated plants; for orchids, it is the Handbook on orchid nomenclature and registra... Read More

NON-FLOWERING PLANTS: Number of Years Recorded

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In the eastern U.S., plants which have not bloomed for good growers and the years of non-blooming are: Cymbid. grandiflorum (29 years), Odont. londesboroughianum, (16), Cym. pumilum album (15), Ren... Read More

NORSTOG (1973) MEDIUM: For Germination of Epipactis

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A modified form, with chemical components; refef to A82-166 Read More

NORTHEN NUMBERS: Applied to Awards

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Varietal epithets used to distinguish awards do not convey precise information; a coded system would supplement the present inadequate system; a proposal to name such numbers after a leading writer... Read More

NORTHERN AREAS: Growing in Canada

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Cultural limitations brought on by climate; special requirements, tables to follow, design of greenhouses, including solar types. A86-480 Read More

NORTHERNMOST ORCHIDS: In Mexico

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A list of 40 plants found about 250 miles south of the Texas border; refer to A61-965 Read More

NOZZLES: For Watering

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Most popular is the Skinner "Superior" in the U.S.A. it can be mounted five to six feet apart on pipe lines six to seven feet above the plants. A79-4 Read More

NUTRIENT CONTENT: Of Plant Leaves

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Results of analyses of leaves from various crops with calculated ratios of elements shows remarkable similarity; for cattleyas it is 3N-0.65P2O5-5.2K20; for cymbidiums it is 3N-0.54P205-2.9K20. OD6... Read More

NUTRIENT DEFICIENCY: Problems

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Deficiencies of nitrogen, phosphorous and others explained and described; fertilizer injury; for comments refer to A67-472+; AH47 Read More

NUTRITION: Essential Plant Compounds

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The awesome chemical phenomenon of photosynthesis; macronutrients (nitrogen, etc.) and micronutrients (Iron, etc.) and their functions in water and potting media; for fascinating details refer to A... Read More