It is most important to use only the chemicals that are recommended or labeled for a particular insect and crop. ... Z.C., Opalate, or Methasan) a a white powder especially effective on cucumbers and melons, potatoes, and tomatoes. ... This chemical is not so long lasting as DDT or methoxychlor but kills sucking insects, such as aphids, as well as ... Nicotine does not last long on plants and therefore is safe to apply to edible parts of the vegetables up to several days before harvest .
|Title||:||Niagara Farm and Garden News|