Bibliografía parcial de investigación sobre malezas y su control para América del Sur, América Central, el Caribe y México 1942-l976Bibliografia parcial sobre a pesquisa e o contro...

Subjects:

Economic geography of South America / by Whitbeck, R. H.

Subjects: “…AMERICA DEL SUR 17405…”

Hymenoptera of America North of Mexico : synoptic catolog / by Muesebeck, C. F.

Subjects:

Libros en venta en hispanoamérica y España / by Turner, Mary C.

Subjects:

VI Congreso Latinoamericano de Botánica : conferencias /

Subjects:

Panel on post graduate education and associated research for the support of livestock development in Latin America /

Subjects:

Influence of climate in North and South America : showing the varied climatic influences operating in the equatorial, tropical, sub-tropical, temperate, cold and frigid regions, ex... by Disturnell, J.

Subjects:

Genera of Bamboos native to the new world (Gramineae: Bambusoideae) / by McClure, Floyd A.

Subjects:

The statesman's year-book 1978-1979 : statistical and historial annual of the states of the world /

Subjects:

The Climates of the continents / by Kendrew, W. G.

Subjects:

Financing of education in Latin America.

Subjects:

Business geography /

Subjects:

Soils of arid regions / by Dregne, Harold E.

Subjects:

World atlas : world distributions and world political geography, political-physical maps, geographical summaries, geographical comparisons, glossary of geographical terms, index to...

Subjects:

World vegetation types /

Subjects:

Trade, environment and sustainable development : views from sub-Saharan Africa and Latin America a reader /

Subjects:

Sabkha ecosystems : volume V: The Americas /

Subjects:

Plants and plant science in Latin America /

Subjects:

Vegetation and soils : a world picture / by Eyre, S. R.

Subjects:

Nutrition and agricultural development : significance and potential for the tropics /

Subjects: