1. Berry productivity and molluscicidal saponin yield ofPhytolacca Dodecandra (Phytolaccaceae) under different sunlight, watering and nutrient conditions

   • Jerikias Ndamba
   • Ian Robertson
   • Per Mølgaard

   OriginalPaper Pages: 151 - 166

2. Environmental and economic dilemmas of developing countries. Africa in the twenty-first century

   • Sebsebe Demissew

   Book Review Pages: 166 - 166

3. Traditional management and morphological variation inLeucaena Esculenta (Fabaceae: Mimosoideae) in the mixtec region of Guerrero, Mexico

   • Alejandro Casas
   • Javier Caballero

   OriginalPaper Pages: 167 - 181

4. Preliminary ethnobotanical survey of kurupukari: An amerindian settlement of Central Guyana

   • Mark Johnston
   • Araminta Colquhoun

   OriginalPaper Pages: 182 - 194

5. Ecogeographic distribution ofPhaseolus spp. (Fabaceae) in Bolivia

   • Rosanna Freyre
   • Raúl Ríos
   • Paul Gepts

   OriginalPaper Pages: 195 - 215

6. Physiological studies and determination of chromosome number in Maca,Lepidium Meyenii (Brassicaceae)

   • Carlos F. Quiros
   • Andrea Epperson
   • Miguel Holle

   OriginalPaper Pages: 216 - 223

7. Gevuina nut (Gevuina avellana, Proteaceae), a cool climate alternative to macadamia

   • S. Halloy
   • A. Grau
   • B. McKenzie

   OriginalPaper Pages: 224 - 235

8. Insecticidal effectiveness ofMammea Americana (Guttiferae) extracts on larvae ofDlabrotica Virgifera Virgifera (Coleoptera:Chrysomelidae) andTrichoplusia Ni (Lepidoptera:Noctuidae)

   • Lyn Greenspan Gallo
   • Leslie L. Allee
   • Donna M. Gibson

   OriginalPaper Pages: 236 - 242

9. Soil fungi in Qatar and other Arab countries

   • Abdul Khadir El-Shafie

   Book Review Pages: 242 - 242