Category: Orchid Doctor

PROPAGATOR BOX: How to Make One

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Make a frame to your own dimensions with one by two inch lumber, with a separate frame for a door on top for easy access, or ventilation, then cover it with 2 or 4 mil polyethylene leaving the bott... Read More

PROPORTIONERS, FERTILIZER: A Do-it-yourself Model

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The assembly instructions, equipment needed, technical data required and a drawing, refer to OR77-6 Read More

PROPORTIONERS, FERTILIZER: Home Made

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Deemed perfect for the maker's requirements, it cost only $10; it operates at a ratio of one to one hundred on a constant basis, has no moving parts, no gravity feed required; list of materials nee... Read More

PROPORTIONERS, FERTILIZER: Hose Attachment Types

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago To get reliable service from them the hose should be relatively short, the nozzle opening should be large, the water-pressure above the device should be four times that of the muzzle or nozzle; eit... Read More

PROPORTIONERS, FERTILIZER: Many Hose Attachments Are Available

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Hozon or Syphonex are the least expensive, and operate on the Venturi tube principle and are designed to proportion one fertilizer to 16 water; they are variable in production; other types mentione... Read More

PROPORTIONERS, FERTILIZER: The Syphonex Type

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is installed on the tap in front of the hose connection; it works well at a low-flow rate of water but the rate can vary from one to 12 to one to 20, depending on the resistance created by the l... Read More

PROPORTIONERS, FERTILIZER: To Achieve Relative Accuracy by Means of Cheap Instrumentation

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Make your own economical flowmaster with materials purchased from a tropical fish store; refer to OD73-57 Read More

PRUNING PAINT: For Cut Surfaces

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is available in an aerosol can. A78-113 Read More

PRUNING: Of Phalaenopsis Spikes

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For white phalaenopsis it is advisable to prune or pinch off the spent flower spike just above the first vegetative bud soon after flowering is over, for more spikes to develop. A75-124 Read More

PSEUDOBULBS: Black

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A fungus disease causes this on cattleyas; control it best by watering in the morning and provide good air circulation. A68-1107 Read More

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