Efficiency of eucalipty tar treated paper containers in the production of seedlings...

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Not available

Effect of soil nitrogen on symbiotic N₂-fixation and N-fertilizer...

Effect of the storage period of seedcane (Saccharum spp) on the germination and production...

An urban informal sector study and participating modes in the production

Phenological and agronomical characters of four rice cultivars as affected by time...

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Dosimetric properties of bones

Caracterization of some wind effects on young coffee plants (Coffea arábica L,) cv....