Chemical thinning generally increased return bloom.

pruning · yield · Malus domestica (apple)Positive and negative results

99 papers in the same direction as this claim · 47 in the opposite direction

1. positive
   Successful benzyladenine thinning improved fruit size and fruit weight of red Fuji apple.

   The thinning effect of benzyladenine on red ‘Fuji’ apple trees · 1991

   Same directionCites this paper

2. negative
   Ringing reduced final fruit set.

   Effect of Spur Defoliation and Ringing during Bloom on Fruiting, Fruit Mineral Level, and Net Photosynthesis of ‘Golden Delicious’ Apple1 · 1982

   Opposite direction

3. no effect
   Leaf removal had no effect on fruit size or K content.

   Wood age and leaf area influence fruit size and mineral composition of apple fruit · 1994

   Opposite direction

4. negative
   Fruit thinning reduced yield.

   Fruit Numbers, Fruit Size, and Yield Relationships in ‘McIntosh’ Apples1 · 1977

   Opposite direction

5. negative
   Root pruning at bloom reduced cumulative apple yield by 14%.

   Time of Root Pruning Influences Vegetative Growth, Fruit Size, Biennial Bearing, and Yield of `Jonathan' Apple · 1992

   Opposite direction

6. negative
   Pruned trees had reduced yield, primarily due to fewer flower clusters.

   Leaf Area Development Patterns in Young Pruned and Unpruned Apple Trees · 1984 · compared with Unpruned

   Opposite direction

7. no effect
   Summer pruning alone did not affect apple return bloom.

   Summer pruning effects on fruit size, fruit quality, return bloom and fine root survival in apple trees · 2003

   Opposite direction

8. negative
   The most severe thinning cut yield by over 50% in both years.

   Influence of Mechanical String Thinning Treatments on Vegetative and Reproductive Tissues, Fruit Set, Yield, and Fruit Quality of ‘Gala’ Apple · 2013

   Opposite direction

138 papers more in this group