Newly Posted Articles

PESTICIDES: Application Safeguards

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago They are all toxic so beware of them; wear protective clothing and a face-mask because ordinary clothing absorbs the spray; notify someone outside the greenhouse that you going to spray; always sho... Read More

PESTICIDES: Applicator's Licence

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A restricted pesticide applicatorf s licence can be obtained by anyone who buys the government pesticides manual and passes an exam after taking a course given by Agriculture agents; the manual alo... Read More

PESTICIDES: Available Only to Commercial Nurseries

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Agricultural chemicals are strictly regulated and their availability is usually restricted before being made available as a consumer package, and it may be delayed for years; repackaging into small... Read More

CYMBIDIUM MOSAIC VIRUS: Most Common Virus Disease

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Cymbidium Alexanderi 'Westonbirt' is infected in all its divisions; small elongated chlorotic streaks appear on the younger leaves; later widen and elongate and become sharply defined some with isl... Read More

CYMBIDIUMS: Genetic Charts

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Family trees of each cymbidium given or, graphic or quantitative genetic charts lead to "profiles", relationships, pre- dictions, models of the ultimate great plants, after which we can all relax a... Read More

CYMBIDIUMS: Growing Them From Seed

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Select brightly colored flowers for crossing, when pods split in eight to ten months, scatter the seed on the compost of the pod plant having watered it a few hours before; label; perhaps from the ... Read More

CYMBIDIUMS: Watering

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago From November to January root absorption is limited, so water lightly at that time especially for the late bloomers; for drainage use styrofoam granules under a layer of rockwool. OA87-163 Read More

CYPRIPEDIUMS: Culture in Greenhouse

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Bog plants and some orchids grow in wood pots or tubs filled with sods of sphagnum moss with the sand base included; water with rain water or distilled water. A63-439 Read More

PAPHIOPEDILUMS: Potting Mixes

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Eleven formulas as used by leading commercial firms, with ingredients and measurements, and additives; reprint of 1975 data; refer to OA81-82 Read More

DIMETHOATE: Also Called Cygon

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago An organophosphorous systemic insecticide effective against aphids, thrips, mealybugs and scale insects has residual action as spray for one to two weeks; as a drench has residual action of four we... Read More