Ibrahim, M. A. (1990). Response of dwarf elephant grass (Pennisetum purpureum Schum) to different frequencies and intensities of grazing in the humid zone of Guápiles, Costa Rica.
Chicago-tyylinen lähdeviittausIbrahim, Muhammad Akbar. Response of Dwarf Elephant Grass (Pennisetum Purpureum Schum) to Different Frequencies and Intensities of Grazing in the Humid Zone of Guápiles, Costa Rica. 1990.
MLA-viiteIbrahim, Muhammad Akbar. Response of Dwarf Elephant Grass (Pennisetum Purpureum Schum) to Different Frequencies and Intensities of Grazing in the Humid Zone of Guápiles, Costa Rica. 1990.
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