Wild white clover seed production : the effects of defoliation an d fertilizer treatment on flowering and seed yields from ryegrass/white -clover swards /
R.J. Haggar, W. Holmes and P. Innes.
- Ashford, Kent : Wye College, 1963.
- 97-103 p. : ill. ; 25 cm.
- Reprint ; no. 233 .
Reprinted without change of pagination from the journal of the Briti sh Grassland Society, vol. 18, no. 2, 1963.