growth regulators

Composting Kitto, Dick 1984 Fertilizer Phosphorus Sorption and residual Value in Tropical African Soils Warren, G.P. 1992 Manures and Fertilisers Smith, A. M. 1961 Manures and Fertilisers Smith, A.M. 1961 Plant Growth Regulator Abstracts ; Edited by J. L. Mayall 1994 Plant Growth Regulator Abstracts Plant Growth Regulator Abstracts;Edited by J.L.Mayall 1994 Preparation and Use of Compost Inckle, Madeleine 1999 Preparation and Use of Compost Inckle, Madeleine 1999 Western Fertilizer Handbook Author not listed 1990 Western Fertilizer Handbook Western Fertilizer HandBK;Produced by Soil Improvemet Committee California Fertilizer Association 1990 Wining the Organics Game Tyler, Rodeny W. 1996