Search Results       Your search for [author]Marquez, Wilma L. returned 1 record.           Fertility assessment and management requirements of soils along Mt. Trail, Benguet Province. by Marquez, Wilma L.; 1992. Subject: Soil fertility -- Benguet; Soil management -- Benguet; Soils -- Analysis; Soil productivity -- Benguet.          Add to Book Cart Relevance: 16.69%