PGPR inoculation increased tomato flower number.

inoculation · yield · Solanum lycopersicum (tomato)Positive and negative results

171 papers in the same direction as this claim · 27 in the opposite direction · 2 reporting no difference from an alternative

1. positive
   Fruit number per plant increased 76% versus control.

   Effects of Plant-Growth-Promoting Rhizobacteria (PGPR) and Cyanobacteria on Botanical Characteristics of Tomato (Solanum lycopersicon L.) Plants · 2022

   Same directionCited by this paper

2. negative
   Reduced chemical fertilizer plus Trichoderma inoculant alone decreased tomato yield by 6–38% against control.

   Bio-organic fertilizer with reduced rates of chemical fertilization improves soil fertility and enhances tomato yield and quality · 2020 · compared with control

   Opposite direction

3. negative
   Inoculated controls yielded 63% of uninoculated controls in 1995.

   Effect of Bactericides on Population Sizes and Spread of Clavibacter michiganensis subsp. michiganensis on Tomatoes in the Greenhouse and on Disease Development and Crop Yield in the Field · 2000 · compared with uninoculated controls

   Opposite direction

4. no effect
   The CP+ line showed no fruit yield reduction after inoculation with U1 or PV230, unlike inoculated control plants.

   Field Resistance of Transgenic Tomatoes Expressing the Tobacco Mosaic Virus or Tomato Mosaic Virus Coat Protein Genes · 1992 · compared with inoculated control plants

   Opposite direction

5. negative
   Yield accumulation was significantly reduced in tomato plants inoculated within the window of vulnerability compared with those inoculated later.

   Effects of plant age on disease development and virulence of Clavibacter michiganensis subsp. michiganensis on tomato · 2012 · compared with those inoculated after this period

   Opposite direction

6. negative
   Severe disease from artificial inoculation reduced yield 10% to 34% in some cultivars.

   MEASURING EARLY BLIGHT, ITS PROGRESS AND INFLUENCE ON FRUIT LOSSES IN NINE TOMATO CULTIVARS' · 1974

   Opposite direction

7. no effect
   Positive effects of bacterial inoculants on tomato physiology and fruit yield were seen in some cases but were not statistically significant.

   Bacterial Inoculants Mitigating Water Scarcity in Tomato: The Importance of Long-Term in vivo Experiments · 2021

   Opposite direction

8. negative
   Effective microorganism application reduced tomato leaf dry matter yield, number of leaves, and number of trusses.

   Effects of the integrated use of effective micro-organisms, compost and mineral fertilizer on greenhouse-grown tomato · 2012

   Opposite direction

192 papers more in this group