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Evaluation of the phytotoxicity of commercial organic fertilizers using seeds of lettuce (Lactuca sativa L.) and cucumber (Cucumis sativus)

1-11 | | Open Access


Effect of organic fertilization on dry matter yield in Brachiaria species

64-69 | | Open Access


INFLUENCE OF ORGANIC SUBSTRATES ON GROWTH VARIABLES OF Phaseolus vulgaris L.

103-113 | | Open Access


EVALUATION OF THE STATE OF LEAD CONTAMINATION IN SOILS LOCATED ON THE EDGE OF ROADS IN PANAMA

170-185 | | Open Access


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