Assessment of water samples from Ambalanga River, Itogon, Benguet for its copper content, acute toxicity on Daphnia magna, and its effect on the growth of Nasturtium officinale di Gonzales, Genevieve Rio N., Palomares, Madelyn Grace P.

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Bioaccumulation of copper in siganid, siganus fuscescens ( houttuyn) from Marinduque, Philippines di Batungbacal, Ephraim Patrick T.

Copper concentration in two seagrass species, Enhalus acoroides (L.f.) Royle and Haodule uninervis (forsk.), at Sayao and Calancan Bays, Marinduque di Cruz, Merlita Y. Tabbu

Tracing out a causal chain : an approach to the analysis of the San Juan residents' opinions about, and behaviors toward, the proposed establishment of a copper smelter and refiner... di Alday, Agnes S.