共 9 条
[1]
BUTLER C. G., 1964, J APICULT RES, V3, P65
[2]
BUTLER CG, 1967, PROC R ENTOMOL SOC A, V42, P71
[3]
Gary N. E., 1963, Journal of Apicultural Research London, V2, P3
[5]
PAIN J, 1963, CR HEBD ACAD SCI, V256, P512
[6]
Snedecor G.W., 1980, STAT METHODS
[7]
Snodgrass R, 1925, ANATOMY PHYSIOLOGY H
[9]
WOYKE J., 1958, BEE WORLD, V39, P3