Dry-Farming : A System of Agriculture for Countries under a Low Rainfall

"Dry-Farming: A System of Agriculture for Countries under a Low Rainfall" by John A. Widtsoe is a scientific publication written in the early 20th century. The book presents an in-depth discussion on the methodologies and principles of dry-farming, particularly focusing on agricultural practices in areas that receive limited rainfall. The core topic revolves around how to cultivate crops effectively without the use of irrigation, amidst the challenges posed by the arid environments. The opening of the book introduces the concept of dry-farming, defining it as the production of crops in regions with annual rainfall of 20 inches or less. It emphasizes the necessity of understanding local soil conditions and rainfall patterns for successful crop cultivation. The author presents a historical context for dry-farming, acknowledging the significance of conserving soil moisture and adapting agricultural practices to the unique challenges of arid climates. This section sets the stage for a thorough exploration of the various principles and techniques that will be discussed in the subsequent chapters.