Selected Rhizobium trifolii increased clover dry matter production by 0·13 t/ha in the cultivated first harvest year.

Rhizobium leguminosarum · yield · Trifolium repens (white clover)Results agree

1 paper in the same direction as this claim

1. positive
   Infection-stimulating R. trifolii LPS induced novel proteins in root hairs.

   Rhizobium lipopolysaccharide modulates infection thread development in white clover root hairs · 1991

   Same direction

inoculation · yield · Trifolium repens (white clover)Positive and negative results

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

1. positive
   Rhizobium inoculation gave positive establishment or growth responses in 18 of 139 comparisons.

   The effect ofRhizobiuminoculation on white clover in improved hill soils in the United Kingdom · 1982

   Same directionCited by this paper

2. no effect
   Inoculation with TA1 did not improve white clover yield.

   Screening and field evaluation of white clover rhizobia for New Zealand pastures · 2023 · compared with paired uninoculated clover

   Opposite direction

3. no effect
   At 67% or less ineffective rhizobia, white clover foliage yield did not change significantly.

   Effect of rhizobia from caucasian clover (Trifolium ambiguum) on nodulation and nitrogen fixation of white clover (Trifolium repens) · 2004

   Opposite direction

4. positive
   Plant establishment and herbage production were similar or higher in white clover inoculated with native-naturalized experimental strains

   Selection of Competitive and Efficient Rhizobia Strains for White Clover · 2019

   Same direction

5. positive
   Mixed strain inoculation increased white clover yields compared with single strain inoculum.

   Competition for Nodule Occupancy Between Introduced Strains of Rhizobium leguminosarum Biovar trifolii and its Influence on Plant Production · 2001 · compared with single strain inoculum

   Same direction

6. positive
   Mixed strain inoculation increased white clover yields compared with plots treated with single strain inoculum.

   Competition for Nodule Occupancy Between Introduced Strains of Rhizobium leguminosarum Biovar trifolii and its Influence on Plant Production · 2001 · compared with plots treated with single strain inoculum

   Same direction

7. positive
   Second-season yield rose up to 760 kg D.M./ha on tussock grassland.

   Field trials assessing the effect of inoculating agricultural soils with endomycorrhizal fungi · 1984

   Same direction

8. positive
   Rhizobium inoculation significantly increased white clover yield by 19% over non-inoculated plants.

   P ‐ Mo interactions on the yield and nodulation of white clover grown on limed‐lignite overburden materials · 1991 · compared with non‐inoculated plants

   Same direction

1 paper more in this group