Suggested Topics within your search.
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61
Proceedings of second Pan American scientific congress : outline of the petroleum resources of Ecuador /
Subjects: “…RECURSOS NATURALES…”
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62
Proceedings of second Pan American scientific congress : the petroleum industry of Mexico /
Subjects: “…RECURSOS NATURALES…”
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63
Proceedings of second Pan American scientific congress : irrigation and drainage /
Subjects: “…RECURSOS NATURALES…”
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64
Proceedings of second Pan American scientific congress : irrigation work of the United States Indian service /
Subjects: “…RECURSOS NATURALES…”
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65
Proceedings of second Pan American scientific congress : relation between wool and mutton production in North and South American sheep industries /
Subjects: “…RECURSOS NATURALES…”
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66
Proceedings of second Pan American scientific congress : truck marketing on a large scale under cooperative principles /
Subjects: “…RECURSOS NATURALES…”
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67
Proceedings of second Pan American scientific congress : the agricultural college and the working farmer /
Subjects: “…RECURSOS NATURALES…”
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68
Proceedings of second Pan American scientific congress : transportation of perishable commodities, need of cooperation by shippers with carriers /
Subjects: “…RECURSOS NATURALES…”
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69
Proceedings of second Pan American scientific congress : the extent and possibilities of cooperation /
Subjects: “…RECURSOS NATURALES…”
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70
Proceedings of second Pan American scientific congress : uniform grades and standard packages /
Subjects: “…RECURSOS NATURALES…”
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71
Proceedings of second Pan American scientific congress : standardization of vegetables /
Subjects: “…RECURSOS NATURALES…”
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72
Proceedings of second Pan American scientific congress : possibilities of intensive agriculture in tropical America /
Subjects: “…RECURSOS NATURALES…”
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73
Proceedings of second Pan American scientific congress : the role of the dairy industry in a system of national agricultural development /
Subjects: “…RECURSOS NATURALES…”
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74
Proceedings of second Pan American scientific congress : financing cooperative marketing associations /
Subjects: “…RECURSOS NATURALES…”
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75
Proceedings of second Pan American scientific congress : the principles and practices of cooperation applied to citrus production and distribution /
Subjects: “…RECURSOS NATURALES…”
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76
Proceedings of second Pan American scientific congress : conservación de las plantas industriales /
Subjects: “…RECURSOS NATURALES…”
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77
Proceedings of second Pan American scientific congress : el manganeso en la capa arable del Uruguay /
Subjects: “…RECURSOS NATURALES…”
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78
Proceedings of second Pan American scientific congress : the economic value of the auction as a distributor of perishable commodities /
Subjects: “…RECURSOS NATURALES…”
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79
Proceedings of second Pan American scientific congress : state aid to irrigation and swamp land reclamation projects /
Subjects: “…RECURSOS NATURALES…”
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80
Proceedings of second Pan American scientific congress : irrigation and public policy in Peru /
Subjects: “…RECURSOS NATURALES…”
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