共 36 条
- [1] [Anonymous], 1982, SAS USERS GUIDE
- [4] BAZELY DR, 1988, IN PRESS J ECOL
- [5] EFFECT OF TIMING OF SIMULATED RAINFALL ON AMMONIA VOLATILIZATION FROM UREA, APPLIED TO SOIL OF VARYING MOISTURE-CONTENT [J]. JOURNAL OF SOIL SCIENCE, 1987, 38 (04): : 679 - 687
- [6] Botkin D.B., 1981, P373
- [8] DIGESTIBILITY OF PLANT CONSTITUENTS BY CANADA GEESE AND ATLANTIC BRANT [J]. ECOLOGY, 1986, 67 (02) : 386 - 393