Orchid doctor

MALATHION: Insects Apparently Immune

Ailments Orchid Doctor

by Robert M. Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin over 1 year ago.

Article Blog   Article Index
Try adding a wetter-sticker at the rate of 1/2 tpg. to the Malathion spray of 1.5 tpg. A75-500
Share on Social Media:  
Log in to Add a Comment

More The Orchid Doctor Articles under the Heading Malathion

Malathion Comments
MALATHION: Combines with Fungicides Both Benlate and Manzate can be combined with it. A73-991 0
MALATHION: Effectiveness on Spider Mites Questioned The residual action is short-lived, but with a wetting agent the spray is effective when used repeatedly to break the mite cycle; other better miticides are available. A76-1007 (see Miticides) 0
MALATHION: Insecticide/miticide A stomach and contact poison; recommended for springtails, red spider mites, aphids, mealy bugs, ants; apply at 1 ttpg. weekly; has an LD-50 of 880 mg. A71-894; OD65-168 0
MALATHION: Never Take it for Granted The most frequently recommended insecticide but do not take it for granted; it is a poison; it will harm some flowers; it will spot some masdevallias; drops of the spray produce burns on cattleyas, miltonias and others. A73-713 0
MALATHION: Organophosphorous Compound It is effective against aphids, thrips, mealey bugs, scale insects, and fungus gnats; has a short residual action. AH13 0
MALATHION: Safe Dose for the Immersion of Plants Use 1.5 tpg. of 50% liquid, or 2 ttpg. of the 25%WP. A77-1101 0
MALATHION: The 25w Type A wettable powder, it should be used at 2ttpg plus 1/4 to 1/2 of a teaspoon of wetting agent for best effect. A82-1178 0
MALATHION: Toxicity Reactions in Humans Nausea, vomiting, diarrhea, salivation, nasal discharge, congestion, nervousness, tremor, dizziness and convulsions. A68-583 0
New Topics
  1. Greg Barne asked question Using triacontanol on orchids in category General Discussion
  2. Image Carol Holdren started topic Orchid History in category General Discussion
  3. Tom De Mello asked question Dendrobium wardianum in category Dendrobiums
  4. Dave 1 Dave Groffen started topic Dendrobium sutiknoi hybrids in category Dendrobiums
New Comments
  1. Image Carol Holdren commented on topic "Using triacontanol on orchids" by Greg Barne
  2. Img 20180409 125831 Andry Harmony commented on member plant Phal. bellina by Andry Harmony
  3. James J Pupelis commented on orchid Paph. Jackie Sue
  4. Image Carol Holdren commented on scheduled event "Cattleya Symposium " by Odom's Orchids
  5. Bio Alex Maximiano commented on member plant B. Kiilani Stars by Nestor Moreno Martinez
  6. Bio Alex Maximiano commented on member plant Ctpsta. Leona 'Popper' by Carol Holdren
  7. Steve Maben commented on member plant Aergs. hariotiana by Tom Kuligowski
  8. Bio Alex Maximiano commented on member plant Phal. Tying Shin Fly Eagle by Phillip Ting
  9. Img 1288 Maria Mantellini commented on member plant C. lueddemanniana ''Doral'' by Maria Mantellini
  10. Image Carol Holdren commented on topic "Dendrobium wardianum " by Tom De Mello