what are the black ants doing?

(click to enlarge) What are the black leaf cutters ants (maybe “Acromyrmex spp.”) doing at the lemon tree? Aphid farming. “They protect the aphids, and in exchange they get to

PROGRESS IN THE SPREAD OF semi-ligneous of Feijoa (Acca sellowiana (Berg) Burret)

English (automatic translation plus some corrections): 1 Cabrera, D.1, Rodriguez, p.1, Vignale, B.2 Mara. V.3. INIA Las Brujas. National Research Program on Fruit Production. Route 48, km 10, Montevideo, Uruguay.

MITCityFarm: algunas cosas a pensar

Hablando de soberanía alimentaria… me llegó un link a un proyecto interesante que a primera vista parece perfecto, acorde a los tiempos de emergencia alimentaria que vivimos. http://www.mitcityfarm.com ¿Me permiten