SJOL-3


 SPRAY PROGRAM FOR FLORIDA DOORYARD GRAPES
J. A. Mortensen, W. C. Adlerz, D. L. Hopkins, and C. F. Balerdi


 Teaspoons
 Amount spreader- Days1
 per sticker before Fungus or insect
Time to spray Spray material gallon per gallon harvest controlled
Mid-winter, any time (Fungicide) fungus diseases
before bud swell Basic copper sulfate 4 TPS. 0 0 except anthracnose
Bearing vines: when new-h (Fungicides)
shoots begin growing; DIanzate D or 1 TBS. 1 7 anthracnose
repeat every 10 days \Dithane M22 Special 1 TBS. 1 7 black rot
thereafter until berries or Captan 2 TBS. 1 0 bitter rot
are 1/2 inch in diameter;\ ripe rot
after harvest, spray loaf spot
every 30 days until downy mildew
Oct. 1.
Non bearing vines:
apply monthly during '
active growth
Mix with the above fungi-] (Insecticides)
cide application when Malathion 50-575 EC2 2 tsp. 1/2 3 ( ahids (Malathion only)
insect damage appears; or Malathion 25% WP3 4 TBS. 1 3 caterpillars
spray fungicide only or Sevin 50% WP 2 TBS. 1 0 leafhoppers
during flowering or Sevin 80% WP 4 tsp. 1 0 flea beetles (blue)
 .'or Sevin 23-25% flowable 4 tsp. 1 0 fruit beetles, wasps
Any time powdery mildew (Fungicide)
appears, except within Karathane 25% WP 1 tsp. 1 21 powdery mildew
3 weeks of harvest
Any time ants are (Insecticide) Apply as a drench to
damaging the grape Chlordane 44% EC 4 tso. 0 ant beds, not plants,
foliage to control ants.


1 This is the recommended minimum number of days between last
 EC = emulsifiable concentrate.
3 WP = wettable powder.
Note: TBS = tablespoon: tsp = teaspoon

Mimeo Report 71-3, Leesburg ARC.
June 1, 1971
300 copies


application of the pesticide and harvest.




 AU G 3. 17

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