Reentry and Preharvest Intervals for Antibiotics and Fungicides

Listed below are pesticides used on tree fruits. Not all materials listed here are suggested in the spray schedules.
Reentry and Preharvest Intervals for Antibiotics and Fungicides - Articles

Updated: August 8, 2017

Reentry and Preharvest Intervals for Antibiotics and Fungicides

Pesticides used at the rates and times suggested should be within the legal residue tolerance at harvest. Pomace made from apples or pears sprayed according to these suggestions may contain illegal residues if listed for animal feeds. Always check the label for the actual REI and PHI.

  • B Remove residue by brushing
  • BH Before harvest
  • BHP Before pit hardening (stone fruit)
  • D Dormant only
  • EC Early cover sprays
  • FB Full Bloom
  • 0-60 PHI
  • HG 1/2 inch green
  • LB To late bloom
  • PF To pedal fall
  • PH Postharvest
  • SC Second cover or 1/2 inch fruit diameter
  • SS To shuck split
  • NE Not established
  • --- No registration
  • SF To shuck fall
  • SD Soil drench or spray
REI (hrs)PHI (days)
Apple
PHI (days)
Pear
PHI (days)
Peach
PHI (days)
Nectarine
PHI (days)
Apricot
PHI (days)
Cherry
PHI (days)
Plum
Antibiotics
agricultural streptomycin125030----------
Agri-mycin 17 (streptomycin)125030----------
FireLine (oxytetracyline)1260602121------
FireWall (streptomycin)125030----------
Mycoshield (oxytetracycline)1260602121------
Fungicides







Adament12757511111
Bayleton124545----------
Bravo Weather Stik12----000SS0
Cabrio12----------0--
Captan24-960--00000
Chlorothalonil 72012----00000
copper hydroxide24HG-PHLB2121FBFBFB
copper sulfate (Basic)48D-LBFBPBPBFBPF-PHEC
Elite12----00--0-PH--
ferbam24772121--0-PH--
Flint121414----------
Fontelis12282800000
Fracture4----44444
Gem 50012----11111
Indar1214--00000
Inspire Super127272----------
lime sulfur48D-PF000--00
Luna Sensation1214------------
Luna Tranquility1272------------
mancozeba247777----------
Merivon120000000
Orbit12----00000b
Polyram2477------------
Pristine120000000
Procure121414------1--
Quash12----1414141414
Quintec12--------------
Rally2414--00000
Regalia40000000
Ridomil480--SDSDSDSDSD
Rovral24----PFPFPFPFPF
Rubigan123030------0-PH--
Scala127272222--2
Serenade40000000
Sovran123030----------
sulfur24LCcLCdLCLCLCLCLC
Syllit487715----7--
Thiram24--7--------
Topguard1214------------
Topsin-M1211 (72 REI)11111
Vangard1272722221e2
Ziram4814514143014--

c. Do not apply to sensitive apple varieties.
d. Do not apply to D'anjou pear.

Source: Penn State Tree Fruit Production Guide