A phosphorus dose of 60 kg per hectare gave optimum protein content of 26.4%.

phosphorus · quality: protein · Vicia faba (faba bean)Positive and negative results

6 papers in the same direction as this claim · 2 in the opposite direction

1. no effect
   Phosphorus treatment did not affect seed protein concentration in the three crops.

   The effect of phosphorus fertilizer on establishment, yield and quality of pea, lentil and faba bean · 1995

   Opposite directionCited by this paper

2. negative
   Raising phosphorus to 31 kg P2O5/fad. decreased 100-seed weight and seed protein content.

   PHOSPHORUS AND MICRONUTRIENTS FERTILIZATION IMPACT ON FABA BEAN PRODUCTIVITY (Vicia faba L.) · 2017 · compared with check

   Opposite direction

3. positive
   The same treatment increased seed protein, nitrogen and phosphorus percentages and uptake.

   Response of Faba Bean to Bio, Mineral Phosphorus Fertilizers and Foliar Application with Zinc · 2009

   Same direction

4. positive
   Phosphorus fertilizer up to 46.5 kg P2O5 per fad significantly increased protein yield compared with other rates.

   YIELD OF FABA BEAN (Vicia faba, L.) AS INFLUENCED BY PLANTING DENSITY, HUMIC ACID RATE AND PHOSOHORUS FERTILIZATION LEVEL UNDER DRIP IRRIGATION SYSTEM IN SANDY SOILS · 2019 · compared with other rates

   Same direction

5. positive
   At 60 kg P2O5/ha, crude protein content was highest but was on par with 40 kg P2O5/ha.

   Response of broad bean (Vicia faba L.) to row spacing and phosphorus under late sown rainfed condition of Manipur. · 2009 · compared with 40 kg P2O5/ha

   Same direction

6. positive
   Rock phosphate with PDB, sulphur and Fe and Zn spraying significantly increased protein content in faba bean seeds

   Maximizing Efficiency of Rock Phosphate as a Source of P-Fertilization for Faba Bean (Vicia faba L.) Plant · 2017 · compared with rock phosphate in single form

   Same direction

7. positive
   Faba bean seed protein content increased only under mineral fertilization with P and K.

   Effect of meat and bone meal and effective microorganisms on content and composition of protein in crops. Part II. Faba bean and winter wheat · 2011

   Same direction

8. positive
   Increasing humic acid and phosphorus raised seed nitrogen, phosphorus and protein percentages.

   BROAD BEAN (Vicia faba L.) CROP GROWTH AND YIELD RESPONSE TO HUMIC ACID AND PHOSPHORUS FERTILIZER · 2023

   Same direction