Increasing fine or granule rock phosphate to 150% enhanced pod yield in both cultivars.

phosphate · yield · Phaseolus vulgaris (common bean)Positive and negative results

1 paper in the same direction as this claim · 1 in the opposite direction

1. no effect
   Bacteria and natural phosphate fertilizer had no interaction effect on harvest index.

   Production of stringbean (Phaseolus vulgaris L.) using phosphate solubizing bacteria and natural phosphate fertilizer on acid soil · 2019

   Opposite direction

2. positive
   Phosphate fertilization increased bean productivity relative to the unfertilized control.

   Organomineral Phosphorus Fertilization in the Production of Corn, Soybean and Bean Cultivated in Succession · 2017 · compared with control

   Same direction

phosphorus · yield · Phaseolus vulgaris (common bean)Positive and negative results

95 papers in the same direction as this claim · 20 in the opposite direction · 2 reporting no difference from an alternative

1. negative
   Low phosphorus regimes reduced final seed yield.

   An automated greenhouse sand culture system suitable for studies of P nutrition · 1990

   Opposite direction

2. negative
   Low phosphorus stress reduced yield by 39% in Quilichao relative to non-stress treatments.

   QTL analyses for tolerance to abiotic stresses in a common bean (Phaseolus vulgaris L.) population · 2018 · compared with non-stress treatments

   Opposite direction

3. negative
   Low soil phosphorus reduced yield by 60%.

   QTL Analysis of Root Architecture Traits and Low Phosphorus Tolerance in an Andean Bean Population · 2009 · compared with high P

   Opposite direction

4. no effect
   Annual potassium and phosphorus application did not affect bean yield.

   GROWTH AND YIELD OF WHITE BEAN (Phaseolus vulgaris L.) IN RESPONSE TO NITROGEN, PHOSPHORUS AND POTASSIUM FERTILIZER AND TO INOCULATION WITH Rhizobium · 1987 · compared with no application for 12 yr

   Opposite direction

5. no effect
   P2O5 sources did not differ in the number of pods per plant, grains per plant and mass of 100 grains of common bean.

   SOURCES AND DOSES OF NITROGEN AND PHOSPORUS IN NO TILL COMMON BEANS FONTES E DOSES DE NITROGÊNIO E FÓSFORO EM FEIJOEIRO NO SISTEMA PLANTIO DIRETO · 2009

   Opposite direction

6. no effect
   Low P had no detected effect on total dry matter.

   Growth and carbon partitioning of two genotypes of bean (Phaseolus vulgaris) grown with low phosphorus availability · 2009

   Opposite direction

7. negative
   Applied P-K reduced snap bean pod yield.

   Effects of Seasonal Interactions of Nitrogen, Phosphorous, and Potassium Fertilizers on Yield and Nutrient Content of Snap Beans (Phaseolus vulgaris L.)1 · 1972

   Opposite direction

8. no effect
   Phosphate had no effect on yield.

   Field Trials with Canadian Wonder Beans in Malawi · 1973

   Opposite direction

109 papers more in this group