Soil Erosion at Mult ...
F.W.T. Penning, ...
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Crop Science Progres ...
J. Nosberger, H ...
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Plant Breeding and W ...
W. Yan, D.H. Wa ...
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Lupins as Crop Plant ...
C. Atkins
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Molluscs as Crop Pes ...
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Conserving Soil Reso ...
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The Exploitation of ...
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