cover spray host:ssfruit.cas.psu.edu

Listing 1 - 5 from 5 for cover spray

FPHG -
... fruit itself and develop in about 8 to 14 days (first cover spray, about 2 weeks after petal fall on apples). The newly hatched ... emerge as adults in 2 to 3 weeks (fourth or fifth cover spray, July 15 to August 1) and produce a second generation. The ... pupate and attempt to produce a third generation (seventh or eighth cover spray, September 1 to 15). This generation, which does not survive the ...
ssfruit.cas.psu.edu

FPHG -
... severe, mildew fungicides should be continued until new shoots stop growing, or around the fourth cover spray. Choose varieties that are resistant to powdery mildew. Some scab-resistant apple varieties are resistant ...
ssfruit.cas.psu.edu

FPHG -
... and walking speed. Measure the number of seconds required to spray the calibration course while walking and pumping at a comfortable, ... -inch band, if it took 38 seconds to cover the 170-foot course, collect the spray output for 38 seconds. If you collect 16 fluid ounces, the application rate is 16 gallons per acre and a 4-gallon tankful will cover ...
ssfruit.cas.psu.edu

FPHG -
... young trees, water sprouts, and vigorously growing terminal branches. They curl the foliage and cover it with honeydew, upon which grows a black fungus that smuts both the ... aphid infested, an insecticide application is recommended. If pesticide applications are necessary, a single spray of product containing imidacloprid will provide excellent control of aphids. Applications of summer horticultural ...
ssfruit.cas.psu.edu

FPHG -
... to control scab early in the season, from bud emergence through the second spray after blossom petals fall (second cover period). If scab infection can be prevented during the time all the ...
ssfruit.cas.psu.edu