Pest, patogens and vegetation
the role of weeds diseases
Thresh, J.M.
text
xx
Boston
Pitman advance
1981
monographic
und
517 p.
ed. by J.M. Thresh
Agricultura
plagas
Congresos
Ecología agrícola
Plantas
enfermedades
congresos
PA 632.7 P47
206522
220125
Para_7628