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Soils and fertilizers — Illustration, Page 15
Fertilizers and manures↗
Soils and fertilizers — Illustration, Page 20
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Soils and fertilizers — Illustration, Page 21
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Soils and fertilizers — Illustration, Page 21
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Soils and fertilizers — Illustration, Page 25
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Soils and fertilizers — Illustration, Page 30
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Soils and fertilizers — Illustration, Page 31
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Soils and fertilizers — Illustration, Page 35
Fertilizers and manures↗
Soils and fertilizers — Illustration, Page 36
Fertilizers and manures↗
Soils and fertilizers — Illustration, Page 37
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Soils and fertilizers — Illustration, Page 44
Fertilizers and manures↗
Soils and fertilizers — Illustration, Page 45
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Soils and fertilizers — Illustration, Page 56
Fertilizers and manures↗
Soils and fertilizers — Illustration, Page 57
Fertilizers and manures↗