Even in the semi-arid region plants have to face fierce competition for resources from weeds (IMAGE)

Fundação de Amparo à Pesquisa do Estado de São Paulo

Even in the semi-arid region plants have to face fierce competition for resources from weeds

Caption

Carazzolle: even in the semi-arid region plants have to face fierce competition for resources from weeds

Credit

Karina Toledo/Agência FAPESP

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