共 9 条
[1]
Andrewartha H.G., 1954, DISTRIBUTION ABUNDAN
[3]
BURTS EC, 1963, 416 AGR EXP STN WASH
[4]
GEORGALA MB, 1957, 1956 E MALL RES STN, P134
[5]
MADSEN HF, 1962, 510 CAL AGR EXP STN
[6]
MARSHALL J., 1959, PROC ENT SOC BRIT COLUMBIA, V56, P69
[8]
Ross W. A., 1918, Agric. Gaz., V5, P1134
[9]
BIONOMICS OF PEAR PSYLLA, PSYLLA PYRICOLA FOERSTER, IN OKANAGAN VALLEY OF BRITISH COLUMBIA
[J].
CANADIAN JOURNAL OF ZOOLOGY,
1963, 41 (06)
:953-&