Gehrke V, M. R. (1962). Distribution of absorbing roots of coffee (Coffea arabica L.) and rubber (Hevea brasilensis Muell. Arg.) in mixed plantings in two ecological zones of Costa Rica.
シカゴスタイル引用形Gehrke V, M. R. Distribution of Absorbing Roots of Coffee (Coffea Arabica L.) and Rubber (Hevea Brasilensis Muell. Arg.) in Mixed Plantings in Two Ecological Zones of Costa Rica. 1962.
MLA引用形式Gehrke V, M. R. Distribution of Absorbing Roots of Coffee (Coffea Arabica L.) and Rubber (Hevea Brasilensis Muell. Arg.) in Mixed Plantings in Two Ecological Zones of Costa Rica. 1962.
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