Contents

• Digestion and N metabolism in Mong Cai and Large White pigs having free access to sugar cane juice or ensiled cassava root supplemented with duckweed or ensiled cassava leaves; Nguyen Van Lai, Lylian Rodriguez and Thomas R Preston
• Evaluation of Leucaena leucocephala and cactus (Opuntia sp.) as forages for growing rabbits;C A Ruiz-Feria, S D Lukefahr and P Felker
• Effect of ammonium bicarbonate treatment and rapeseed meal supplementation on growth rate of Huzhou lambs receiving rice straw; J X Liu, Z M Chen, J Q Yu, B R Fei, W D Wang and J F Zhang
• Efecto de sitio y fertilizacion nitrogenada sobre la produccion y calidad de la Morera (Morus alba L.); Efrain Espinosa and Jorge Benavides
• Use of local carbohydrate sources and a protein supplement by pig farmers in a Colombian village in the Andean Hills; Antonio Solarte, Frands Dolberg and Elcy Corrales
• The production of milk from dairy herds in the suburban conditions of Mexico City: II. The case of the Region of Xochimilco in the South-East of the City; H Losada, R Bennett, J Cortes, J Vieyra, L Arias, R Soriano and Z Avaleta
• Socio-economic aspects of smallholder dairying in Zimbabwe; B T Hanyani-Mlambo, S Sibanda and V Østergaard
• Ensiled and dried peanut haulm as replacement of concentrate for crossbred heifers fed poor quality forages; Bui Xuan An
• Effects of vitamin C supplementation of a diet for 0-4 week old chicks on the absorption of calcium and phosphorus; Vu Duy Giang and Bui Huu Doan
• The need for improved utilisation of rice straw as feed for ruminants in Vietnam An overview; Nguyen Xuan Trach

• Livestock Research for Rural Development Newsletter
• Abstracts
• List of Editors and Notes for Authors