共 35 条
[1]
CROP RESPONSE TO SOIL ACIDITY FACTORS IN ULTISOLS AND OXISOLS .1. TOBACCO
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1970, 34 (04)
:629-+
[4]
BRADFORD GORDON R., 1966, P33
[5]
THE MACRONUTRIENT ELEMENTS
[J].
ANNUAL REVIEW OF PLANT PHYSIOLOGY AND PLANT MOLECULAR BIOLOGY,
1959, 10
:277-300
[6]
BURRIS RH, 1959, ANNUAL REV PLANT PHY, P301
[7]
COFFMAN CB, 1974, EFFECT TIME TEMPERAT, P67
[8]
CULTIVATION, EXTRACTION, AND ANALYSIS OF CANNABIS-SATIV A L
[J].
ANNALS OF THE NEW YORK ACADEMY OF SCIENCES-SERIES,
1971, 191 (DEC31)
:3-+
[9]
EMBLETON TOM W., 1966, P225
[10]
EMBODEN WA, 1972, FLESH GODS, P224