Practical Instructions For Using Guano As A Manure: Illustrated By Practical Results is a book written by James Clark and published in 1845. The book provides a comprehensive guide on how to use guano as a fertilizer for crops. Guano, which is a natural fertilizer made from bird droppings, was a popular fertilizer during the 19th century. The book is divided into several chapters that cover a range of topics related to guano, including its history,...