共 50 条
- [2] Spring nitrogen fertilization of perennial ryegrass seed crop JOURNAL OF PRODUCTION AGRICULTURE, 1997, 10 (02): : 327 - 330
- [4] Influence of a perennial ryegrass seed crop on soil nitrogen status PROCEEDINGS OF THE TWENTY-SEVENTH ANNUAL CONFERENCE OF THE AGRONOMY SOCIETY OF NEW ZEALAND, 1997, 27 : 15 - 18
- [6] THE PERSISTENCE OF TETRAPLOID PERENNIAL RYEGRASS IN A MIXTURE WITH DIPLOID PERENNIAL RYEGRASS JOURNAL OF AGRONOMY AND CROP SCIENCE-ZEITSCHRIFT FUR ACKER UND PFLANZENBAU, 1988, 161 (01): : 40 - 44
- [8] Recovery of 15N-labelled fertiliser by a perennial ryegrass seed crop and a subsequent wheat crop Nutrient Cycling in Agroecosystems, 2000, 56 : 117 - 123