Category: Orchid Doctor

MEALYBUGS: Controls

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago An insidious pest; recommended controls are many but their effectiveness is in doubt; try Malathion, Sevin or Cygon 2E with the last named the most effective, if under a cloud; it lasts four to six... Read More

MEALYBUGS: Methylated Spirits as Control

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Use a small brush to paint inside the sheaths of young shoots; if sheaths are sensitive wash with water after. ORBS-161 Read More

MEDICINAL USES: Around the World

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Orchids have been used from earliest times, for detailed geographical coverage refer to OBIII-84 Read More

MEDICINAL USES: Of Native Terrestrials

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Bletia purpurea, Cyp. pubescens, Epipactis latifolia, E.giganteum, Goodyera pubescens, and many others listed, their uses in medicine; refer to A78-515+ Read More

MEDICINAL USES: Of Orchids Around the World

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago From early times to the present; ailments and the specific orchids used for treatment or cures; refer to A59-268+ Read More

MERCURIC CHLORIDE: Corrosive Sublimate, as a Bactericide

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Leaves of plants may be drenched with a dilution of one part mercuric chloride to one thousand parts water for control of Pseudomonas cattleyae; repeat in one week. A66-204; outlawed in the U.S.A. OWD Read More

MERCURY VAPOR LAMPS: Rated 175 Watt Bulbs

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago These are of doubtful value for culture because they generate heat and can burn the plants. A82-392 Read More

MERCURY VAPOR LAMPS: Used for Growing Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Fluorescent lamps are mercury of a kind,color-corrected efficiently for growing plants under them. A70-55 Read More

MERICLONES: Are They All Alike?

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago This scientific claim may not hold true in practice; perhaps natural improved varieties are possible during tissue multiplication; it may account for some of those claimed to be products of colchic... Read More

MERICLONES: Cattleyas Have Bloomed Only 50%

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Recovery from poor culture sometimes takes a long time even for meristem cattleyas; do not over-water; 18-18-18 fertilizer is satisfactory for culture in rock. A75-35 Read More