共 11 条
[2]
LINDEN B, 1987, 3RD P M NW EUR STUD, P72
[3]
NEETESON JJ, 1989, NETH J AGR SCI, V37, P129
[4]
ASSESSMENT OF ECONOMICALLY OPTIMUM APPLICATION RATES OF FERTILIZER-N ON THE BASIS OF RESPONSE CURVES
[J].
FERTILIZER RESEARCH,
1987, 12 (01)
:37-52
[5]
NEETESON JJ, 1989, NETH J AGR SCI, V37, P143
[6]
NEETESON JJ, 1989, 52ND P WINT C INT I
[7]
PRINS WH, 1988, P FERTILISER SOC, V276
[8]
SYLVESTERBRADLE.R, 1983, NITROGEN REQUIREMENT, P151
[9]
WILLIAMS AJ, 1988, PROCEEDINGS, V275
[10]
1988, QUANTITATIVE INFORMA