共 15 条
[2]
HALLS LK, 1966, FOREST SCI, V12, P22
[3]
HANSEN MH, 1953, SAMPLING SURVEY METH, V2
[4]
Johnson G.D., 1993, ABSTR BOT, P87
[5]
A METHOD FOR UNBIASED SELECTIVE SAMPLING, USING RANKED SETS
[J].
AUSTRALIAN JOURNAL OF AGRICULTURAL RESEARCH,
1952, 3 (04)
:385-390
[10]
Patil G. P., 1994, Environmental Statistics, V12, P167