共 34 条
- [21] OTOOLE P, 1982, IRISH J AGR RES, V21, P185
- [23] PARTON WJ, 1981, SIMULATION NITROGEN
- [24] FACTORS RELATED TO UREA HYDROLYSIS IN SOILS [J]. SOIL SCIENCE SOCIETY OF AMERICA JOURNAL, 1985, 49 (01) : 104 - 108
- [25] BIOGEOCHEMISTRY OF C, N, AND P IN A SOIL CATENA OF THE SHORTGRASS STEPPE [J]. ECOLOGY, 1985, 66 (01) : 276 - 282
- [26] Schimel D. S., 1985, Planetary ecology, P571
- [27] FACTORS INFLUENCING PATTERNS OF CATTLE GRAZING BEHAVIOR ON SHORTGRASS STEPPE [J]. JOURNAL OF RANGE MANAGEMENT, 1985, 38 (01): : 82 - 87
- [28] THE USE OF REGRESSION-MODELS TO PREDICT SPATIAL PATTERNS OF CATTLE BEHAVIOR [J]. JOURNAL OF RANGE MANAGEMENT, 1983, 36 (05): : 553 - 557
- [30] STILLWELL MA, 1983, THESIS COLORADO STAT