Battery cage chinchilla and foxes in fur farming, and most recently for the Asian palm civet for kopi luwak production of coffee. An early reference to battery cages appears in Milton Arndt's 1931 book, "Battery Brooding", where he reports that his cage flock was healthier and had higher egg production than his conventional flock. At this early date, battery cages already had the sloped floor that allowed eggs to roll to the front of the cage, where they were easily collected by the farmer and out of the hens' reach. Arndt also mentions the use of conveyor belts under the cages to
Agricultural Involution: The Processes of Ecological Change in Indonesia his larger body of work. Agricultural Involution: The Processes of Ecological Change in Indonesia Agricultural Involution: The Processes of Ecological Change in Indonesia is one of the most famous of the early works of Clifford Geertz. It principal thesis is that many centuries of intensifying wet-rice cultivation in Indonesia had produced greater social complexity without significant technological or political change, a process Geertz terms "involution". Written for a particular US-funded project on the local developments and following the modernisation theory of Walt Whitman Rostow, Geertz examines in this book the agricultural system in Indonesia. The two dominant forms of agriculture