Category: Culture

GREENHOUSES: Weed Control on Gravel Floor

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Weeds growing from the soil under the gravel can be sprayed with Simazine 80W, or with Telvar, or with ordinary borax. A70-427; A71-609 Read More

GYPSUM: As Top Dressing

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It can be beneficial for cymbidiums where the water supply has too much sodium; it adds calcium. OD76-122 Read More

HAIL PROTECTION: Of Glass-covered Greenhouse

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Possibilities are: frames of lath shading (three-quarters inch wood strips one-half to one inch apart) can be placed above the glass in spring, and can be removed in fall; or frames of hardwood clo... Read More

HEATERS: For Emergency in Case Power Fails

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Hy-Lo Salamander burns either kerosene or range-oil; it is an ethylene risk; use kerosene; arrange a temporary vent to the outside; burn as bright a flame as possible. A74-114 Read More

HEATERS: Catalytic Type

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Such as made by Coleman; it is not proven but presumably they should not generate ethylene. A77-922; they are approved for emergency heating, although the amount of heat produced is low. A75-35; A7... Read More

HEATERS: Emergency, for Greenhouses

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Aladdin series of kerosene heaters are recommended; should burn properly adjusted. A72-631 Read More

HEATERS: Emergency

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Electric heater causes parching of plants; deflect the hot air stream away from plants, increase the humidity; or, try a polyethylene tube prepunched with holes. A77-619Manually operated propane bu... Read More

HEATING: Emergency Systems

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago An alarm system described, as well as three types of emergency heating apparatus; refer to A64-121+ Read More

HEATING: Greenhouses

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago The Kentucky Agricultural Experiment Station's system of heating is fully described and illustrated; refer to A64-547 Read More

FERTILIZERS: 30-10-10 with Soil Acidifiers and Chelated Iron

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A suitable fertilizer, use 1/2 tpg. at every watering but let 10% of the liquid run out of the pot for leaching action. A74-114 Read More