TY - SER ED - Tropical Soil Biology and Fertility Programme. TI - The Biology and Fertility of Tropical Soils: Report of the Tropical Soil Biology and Fertility Programme AV - S599.9.T76 T76a U1 - 631.4913 22 PY - 1997///-1998 CY - Nairobi PB - TSBF KW - Tropical Soil Biology and Fertility Programme KW - Periodicals KW - Soil management KW - Tropics KW - Research KW - Soil fertility KW - Soil biology N1 - Report for 1990 covers TSBF's activities for 1987-1990; succeeding issues cover a 2 year period, e.g., 1992 covers 1991-1992, etc ER -