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Grass Productivity is a prodigiously documented textbook of scientific information concerning every aspect of management "where the cow and grass meet." Andre Voisin's "rational grazing" method maximizes productivity in both grass and cattle operations.
This book by Messrs Voisin and Lecomte comes at the right moment. It is a synthesis of M. Voisin's important study, Grass Productivity. This manual presents the chief ideas of two specialists. Since they are also excellent practitioners, they have applied these ideas before recommending them. Their evocative picture of 'the meeting of cow and grass' poses the true problem of the management of grazed grass. For the farmer, the production of meat and milk is an act of industrial conversion. The 'machine' is the animal that converts raw vegetable matter into finished food products which are rich in calories and easy to assimilate. This 'machine' is complex because it is a living being; it can be improved--within limits. But its yield depends basically on the quality of the raw materials offered to it for conversion. I hope that their words will be heard and followed. [From the Introduction]
Almost a half-century ago, André Voisin had already grasped the importance of elements of the soil and their effects on plants, and ultimately, animal and human life. He saw the hidden danger in the gross oversimplification of fertilization practices that use harsh chemicals and ignore the delicate balance of trace minerals and nutrients in the soil. In this volume Voisin issues a call to stand up and acknowledge our responsibilities for public health and protective medicine ¿ part of a concerted attempt to remove the causes of ill health, disease and, in particular, cancer.
An exceptionally well-illustrated biography of Swiss born Canadian artist André Biéler (1896-1989) who is remembered for his paintings of rural Quebec, portraits of people and the organizations he founded.
SIMPLE questions often help us to understand problems better; and I think it indispensable, at the beginning of this work, to ask a question which appears simple in the extreme: "What is grazing?" The answer is generally as follows: "Causing grass to be eaten by an animal." That is correct! But here is another answer which, to my mind, is more realistic: "Causing the grass and the animal to meet." Since this book is almost exclusively concerned with grazing by cattle, I propose the following definition to the reader, requesting him to allow it to become well impressed upon his mind: Grazing is the meeting of cow and grass. It is by satisfying as far as possible the demands of both parties that we will arrive at a rational grazing, which will provide us with maximum productivity on the part of the grass while at the same time allowing the cow to give optimum performance. [From the Introduction]
Assesses latest research on how grasslands function Surveys best practice in sustainable grassland management Considers wider aspects of sustainability such as ecosystem services and biodiversity
A photographic exploration of mathematicians’ chalkboards “A mathematician, like a painter or poet, is a maker of patterns,” wrote the British mathematician G. H. Hardy. In Do Not Erase, photographer Jessica Wynne presents remarkable examples of this idea through images of mathematicians’ chalkboards. While other fields have replaced chalkboards with whiteboards and digital presentations, mathematicians remain loyal to chalk for puzzling out their ideas and communicating their research. Wynne offers more than one hundred stunning photographs of these chalkboards, gathered from a diverse group of mathematicians around the world. The photographs are accompanied by essays from each math...
Winner of the 2021 IACP Award for Literary or Historical Food Writing Longlisted for the 2021 Plutarch Award How a leading writer of the Lost Generation became America’s most famous farmer and inspired the organic food movement. Louis Bromfield was a World War I ambulance driver, a Paris expat, and a Pulitzer Prize–winning novelist as famous in the 1920s as Hemingway or Fitzgerald. But he cashed in his literary success to finance a wild agrarian dream in his native Ohio. The ideas he planted at his utopian experimental farm, Malabar, would inspire America’s first generation of organic farmers and popularize the tenets of environmentalism years before Rachel Carson’s Silent Spring. A ...
Grazing management might seem simple: just put livestock in a pasture and let them eat their fill. However, as Sarah Flack explains in The Art and Science of Grazing, the pasture/livestock relationship is incredibly complex. If a farmer doesn't pay close attention to how the animals are grazing, the resulting poorly managed grazing system can be harmful to the health of the livestock, pasture plants, and soils. Well-managed pastures can instead create healthier animals, a diverse and resilient pasture ecosystem, and other benefits. Flack delves deeply below the surface of "let the cows eat grass," demonstrating that grazing management is a sophisticated science that requires mastery of plant...