Estudos sobre a alimentação mineral do algodoeiro. II. Deficiências de micronutrientes na variedade I. A. C. 11

No sentido de se obter o quadro sintomatológico da carência dos micronutrientes, assim como dados analíticos, cultivou-se em solução nutritiva purificada plantas de algodão da variedade I. A. C. 11. Foi obtido o quadro sintomatológico das carências de B, Cu, Fe, Mn, Mo e Zn. A análise química das folhas novas afetadas pelas carências apresentou os seguintes valores (ppm): B=33; Cu=4,8; Fe=238; Mn=8,7; Mo = 0,12: Zn=25,2.

Flora of Guatemala / Paul C. Standley and Julian A. Steyermark.

v.24:pt.3(1952)

Flora of Costa Rica ... by Paul C. Standley ...

v.18:pt.3(1938)

Flora of Guatemala / by Paul C. Standley and Julian A. Steyermark.

v.24:pt.1(1958)

New plants from British Honduras, by Paul C. Standley.

v.11:no.4(1932)

Studies of Central American plants. by Paul C. Standley and Julian A. Steyermark.

v.22:no.5(1940)

Studies of Central American plants. by Paul C. Standley and Julian A. Steyermark.

v.23:no.4(1944)

The Rubiaceae of Ecuador, by Paul C. Standley.

v.7:no.2(1931)

Flora of Costa Rica ... by Paul C. Standley ...

v.18:pt.1(1937)

The forests and flora of British Honduras / by Paul C. Standley and Samuel J. Record ; in cooperation with the Conservator of Forests and the Agricultural Officer of the Colony.

v.12(1936)

Studies of American plants. by Paul C. Standley.

v.17:no.2(1937)

The Rubiaceae of Colombia, by Paul C. Standley.

v.7:no.1(1930)

Studies of Central American plants. by Paul C. Standley and Julian A. Steyermark.

v.23:no.2(1944)

South American plants, by J. Francis Macbride ... also new Euphorbias by C. F. Millspaugh and Canavalias by C. V. Piper.

v.4:no.4(1925)

Spécies général et iconographie des coquilles vivantes comprenant la collection du Muséum d'histoire naturelle de Paris : la collection Lamarck, celle du prince Masséna (appartenant maintenant a M.B. Delessert) et les découvertes récentes des voyageurs / par L.C. Kiener ... continué par .. P. Fischer.

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