By B. Stonehouse
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This product isn't on hand individually, it's only offered as a part of a collection. There are 750 items within the set and those are all bought as one entity. summary: This product isn't on hand individually, it is just offered as a part of a collection. There are 750 items within the set and those are all bought as one entity
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Additional resources for Biological Husbandry. A Scientific Approach to Organic Farming
R. M. Wadsworth. Oxford; Blackwell Scientific Publications S T R U T T , N . (1970). Modern Farming and the Soil. Report of Agricultural Advisory Council on Soil Structure and Soil Fertility. Ministry of Agriculture, Fisheries and Food. London; HMSO T I N S L E Y , J. and C O U T T S , J. R . H . (1967). Aggregate stability determination to determine the true crumb structure. In West European Methods for Soil Structure Determinations. International Soil, 6, 75 T R O U G H T O N , A . (1957). The underground organs of herbage grasses.
I. (1980). Soil drainage and soil moisture. In Amenity Grassland: an Ecological Perspective, pp. 119-124. Ed. I. H. Rorison and R. Hunt. Chichester; Wiley S T E W A R T , V . I. and A D A M S , w. A . (1968). The quantitative description of soil moisture states in natural habitats with special reference to moist soils. In The Measurement of Environmental Factors in Terrestrial Ecology, pp. 161-173. Ed. R. M. Wadsworth. Oxford; Blackwell Scientific Publications S T R U T T , N . (1970). Modern Farming and the Soil.
It could be good advice for farmers in difficulty on loamy soils in temperate regions. References (1975). The Living Soil and the Haughley Experiment. London; Faber and Faber BOCOCK, K. L. and GILBERT, O. J. w. (1957). The disappearance of leaf litter under different woodland conditions. Plant and Soil, 9, 179-185 DARWIN, C. (1881). The Formation of Vegetable Mould Through the Action of Worms, with Observations on Their Habits. London; Murray DREW, M. C. (1975). Comparison of the effects of a localized supply of phosphate, nitrate, ammonium and potassium on the growth of the seminal root system, and the shoot, in barley.