VEGETATIVE, FRUIT SET AND FRUIT RESPONSES FOLLOWING AMINOETHOXYVINYLGLYCINE (AVG) APPLICATION ON DELICIOUS APPLES

Young Red Spur Delicious apple trees were sprayed to the drip point with 125, 250, or 500 ppm aminoethoxyvinylglycine (AVG) with 0.1% v/v Triton B-1956 4 days prior to normal harvest, at full bloom (FB) the following year, or with 500 ppm at FB + 14 days. Treatments were replicated 7 times. Uniform limbs on 8 bearing Richared Delicious apple trees were sprayed to the drip point 4 days prior to harvest with 250 or 500 ppm AVG or the following year with 250 ppm at FB, FB + 7, FB + 14, or FB + 28 days. Limbs on an additional 10 bearing Richared Delicious apple trees were sprayed with 250 ppm AVG with 0.1% Triton B-1956 at FB and FB + 14 days.