Citation: Sf. Ledgard et al., SHORT-TERM NITROGEN FLUXES IN GRASSLAND SOILS UNDER DIFFERENT LONG-TERM NITROGEN MANAGEMENT REGIMES, Soil biology & biochemistry, 30(10-11), 1998, pp. 1233-1241
Citation: Fv. Jorgensen et Sf. Ledgard, CONTRIBUTION FROM STOLONS AND ROOTS TO ESTIMATES OF THE TOTAL AMOUNT OF N-2 FIXED BY WHITE CLOVER (TRIFOLIUM-REPENS L.), Annals of botany, 80(5), 1997, pp. 641-648
Authors:
LEDGARD SF
SPROSEN MS
BRIER GJ
NEMAIA EKK
CLARK DA
Citation: Sf. Ledgard et al., NITROGEN INPUTS AND LOSSES FROM NEW-ZEALAND DAIRY FARMLETS, AS AFFECTED BY NITROGEN-FERTILIZER APPLICATION - YEAR ONE, Plant and soil, 181(1), 1996, pp. 65-69
Citation: Sf. Ledgard et al., NITROGEN-FIXATION BY 9 WHITE CLOVER CULTIVARS IN GRAZED PASTURE, AS AFFECTED BY NITROGEN-FERTILIZATION, Plant and soil, 178(2), 1996, pp. 193-203
Authors:
LEDGARD SF
DOUGLAS JA
SPROSEN MS
FOLLETT JM
Citation: Sf. Ledgard et al., UPTAKE AND REDISTRIBUTION OF N-15 WITHIN AN ESTABLISHED ASPARAGUS CROP AFTER APPLICATION OF N-15-LABELED NITROGEN-FERTILIZER, Annals of botany, 73(2), 1994, pp. 169-173