Foliar fertilizer tended to produce higher pineapple yields.

application · yield · Ananas comosus (pineapple)Positive and negative results

2 papers in the same direction as this claim · 1 in the opposite direction · 1 reporting no difference from an alternative

1. no effect
   MgSO4·7H2O spray did not significantly increase pineapple yield.

   Effects of Foliar Spraying Mg,Fe,Zn on the Growth and Yield of Pineapple · 2012 · compared with foliar spraying water

   Opposite direction

2. no effect
   Foliar iron sulfate at 0, 0.5%, 0.75% and 1% did not significantly change fruit weight, longitudinal diameter or transverse diameter of pineapple.

   Effect of foliar iron sulfate on the fruit growth and quality of pineapple (Ananas comosus cv. Yellow Mauritius) planted in lateritic soil in Leizhou Peninsula · 2021 · compared with among all the treatment

   No difference from an alternative

3. positive
   Foliar Klebsiella bacteria improved pineapple yield by 1.7–2.5 per cent fold compared with untreated control plants.

   Effect of foliar spray of diazotrophic bacteria on the growth and yield of fruit plants · 1997 · compared with untreated control plants

   Same direction

4. positive
   BOH sprays at 0·1–0·3% greatly increased pineapple fruit set.

   Influence of BOH (Beta-hydroxyethylhydrazine) on Pineapple cv Mauritius Grown in Malaysian Peat · 1978

   Same direction

fertilization · yield · Ananas comosus (pineapple)Positive and negative results

26 papers in the same direction as this claim · 5 in the opposite direction · 2 reporting no difference from an alternative

1. no effect
   Fertilizer treatment had no observable effect on macho production.

   FERTILIZER STUDIES WITH PINEAPPLES IN PUERTO RICO · 1942

   Opposite direction

2. no effect
   The three fertilizer regimes likewise had no significant effect on P and K uptake or fruit yield of pineapple.

   Pineapple Residue Management Practices and Fertilizer Regimes: Effects on P and K Uptake, Yield and Some Economic Implications · 2001

   Opposite direction

3. no effect
   Split nitrogen fertilization did not influence productivity and average fruit mass.

   Root development and productivity of ‘Pérola’ pineapple as a function of fertigation management · 2021

   Opposite direction

4. negative
   Pineapple fruit yield under organic fertilization was 57.9% lower in São Luís.

   Ecophysiological responses of ´Turiaçu´ pineapple plants at vegetative and reproductive stages to soil fertilization and crop location · 2023 · compared with Turiaçu

   Opposite direction

5. no effect
   Manure had no statistically significant effect on pineapple sucker production and growth.

   Effects of planting bed and mineral fertilization on the production and growth of Extra Sweet pineapple (Ananas comosus L.) aerial suckers in the locality of Bonoua, a town in south eastern Côte d’Ivoire · 2020

   Opposite direction

6. no effect
   Fruit weight under integrated fertilisation was similar to that under conventional fertilisation.

   LOW-INPUT PINEAPPLE CROPS WITH HIGH QUALITY FRUIT: PROMISING IMPACTS OF LOCALLY INTEGRATED AND ORGANIC FERTILISATION COMPARED TO CHEMICAL FERTILISERS · 2016 · compared with conventional fertilisation

   No difference from an alternative

7. no effect
   Combined chemical and organic fertilization gave similar growth and yield to conventional chemical fertilization.

   Impact of the Combination of Chemical and Organic Fertilization on the Growth and Yield of Pineapple under Two Shade Net Conditions · 2024 · compared with 100% conventional chemical fertilization

   No difference from an alternative

8. positive
   Chemical fertilizer produced the largest pineapple fruit.

   Effect of Vermicompost Amendment on Nutritional Status of Sandy Loam Soil, Growth Performance, and Yield of Pineapple (Ananas comosus var. MD2) under Field Conditions · 2018 · compared with vermicompost

   Same direction

25 papers more in this group