Techniques

Basic Technics in Ecological Farming / Techniques de Base en by Stuart B. Hill (auth.), Stuart Hill, Pierre Ott (eds.)

By Stuart B. Hill (auth.), Stuart Hill, Pierre Ott (eds.)

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Read Online or Download Basic Technics in Ecological Farming / Techniques de Base en Agriculture Biologique / Grundsätzliche Verfahren der ökologischen Landwirtschaft / Le Maintien de la Fertilité des Sols / The Maintenance of Soil Fertility / Die Erhaltung der Bodenfruchtbarkei PDF

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Additional info for Basic Technics in Ecological Farming / Techniques de Base en Agriculture Biologique / Grundsätzliche Verfahren der ökologischen Landwirtschaft / Le Maintien de la Fertilité des Sols / The Maintenance of Soil Fertility / Die Erhaltung der Bodenfruchtbarkei

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Most off-farm manure is sheet composted, either immediately or after storage in the open (often over the winter). According to some authorities, such storage practices can result in 50% loss in fertilizer value through leaching and volatization. In sum, while half of all the farms do some composting to conserve nutrients, only 30% follow carefully designed "recipes". Use of Soluble Chemical Fertilizers Six farmers in the sample regularly use soluble chemical fertlizers (such as 10-10-10). They are producers of strawberries (1), potatoes (1), sweet corn (3), and a dairy with 70 acres of silage corn (plus some sweet corn).

W. Buo1. 1975. crisis. Science 188: 598-603. , G. Lessard and G. Poulson. 1977. Trees for People: an account of the forestry research program supported by the International Development Research Centre. 52 pp. a, Canada. Siband, P. 1972. [Soil evolution under traditional cultivation in HauteCasamance (Senegal). Main results]. Agron. Trop. (Maracay) 27(5): 574-591. R. 1950(reissued 1977). Tree Crops: a permanent agriculture. 408 pp. Devin-Adair, Old Greenich, CT. N. 1977. World Food Conference: assessment of the world food situation, present and future.

Chicken manure organics" has the appearance of a mutually beneficial symbiosis between the large poultry house operator and the small organic farmer. However, short term expediency has led to an economically vulnerable partnership, since the poultry industry is in decline and manure is becoming a scarce commodity. Furthermore, the dependence upon repeated heavy applications of poorly composted manures (linked to continual row crop production) breeds secondary effects upon soil balance, weed infestation and other conditions that make long term ecological tenability dubious.

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