Newly Posted Articles

CATTLEYAS, BIFOLIATES: Stems Elongated and Weak

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A period of overcast days can cause flower stems to lengthen and hang down, expecially in long-stemmed types. A88-280 Read More

LEAVES: Black Tip

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Control: it is probably a fungus; if the area increases in size, spray with Banrot at 1 ttpg. A79-370 Read More

PHYSAN 20: Active Ingredients

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is a combination of quaternaray ammonium chlorides, like Shield, Roccal, etc. A77-702; RMHN-alkyl (60% C14, 30% C16, 5% C18) = 10%; n-alkyl (68% C12,32% C14); dimethyl ethylbenzyl, ammonium chlo... Read More

OSMUNDA: Its Qualities

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Many growers use it for all genera; it should be relatively strong in fiber quality, not decaying and soft; it has largely been replaced by bark. A74-114 Read More

SUPERTHRIVE: Is it Fact or Fiction?

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Six months after trials began all suspicions virtually disappeared as dramatic results were obtained, as claimed; especially in the vandaceous genera; mixing it with fertilizers, insecticides, etc.... Read More

TRIPLOID: Meaning

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A clone with three times the basic haploid number; written as 3n; the result of a cross between a diploid and tetraploid. AU78-47 Read More

SYMBIOTIC CULTURE: Method

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Seed germination under natural conditions can be likened to placing mature seed among roots of a growing plant, a few seedlings will likely survive and become visible in six months. A85-193 Read More

SYSTEMICS: Definition

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Insecticides and fungicides which are taken up through the tissue of plants and become part of the protoplasm and do not just form an outer coating. OA75-179; it's not a part of protoplasm. OWD Read More

OXALIS: Control

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For oxalis growing rampant in the pots use Simazine SOW (Princep 80W) at three rounded ttpg.; keep the sprayer agitated, use only on pots more than five inches; the day before application water onl... Read More

OSMUNDA: The Ferns

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Of the 13 native to North America, three grow in Canada; descriptions, growing areas,etc. refer to Ca-81(3)-30; digging up, preparation fcr potting material, and use as a potting medium. Ca8l(3)-35 Read More

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