Fertilizers —— The Source, Character and Composition of Natural, Home-Made and Manufactured Fertilizers, and Suggestions as to Their Use for Different Crops and Conditions

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ISBN: 9781330878675 出版年:2016 页码:421 Edward B Voorhees Forgotten Books

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Fig. 7. Unloading and Composting New York Stable Manure in South Jersey. Plate V. Fertilizers and Wheat Figs. 8 and 9. Continuous Wheat Cropping with and without Green-manures, New Jersey Experiment Station.

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