共 38 条
[21]
AVAILABILITY AND TRANSFORMATION OF ROCK PHOSPHATES IN 3 FOREST SOILS FROM SOUTHERN NIGERIA
[J].
COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS,
1978, 9 (06)
:493-505
JUO, ASR
;
KANG, BT
.
[22]
Khasawneh F. E., 1978, Advances in Agronomy, V30, P159
[23]
LEHR JR, 1972, B TVA Y, V43
[24]
LIEGEL EA, 1977, U WISCONSIN MADISON, V6
[25]
MCCLELLAN GH, 1969, AM MINERAL, V54, P1374
[26]
MCCLELLAN GH, 1978, SAMI PHOS ROCK DIREC, P57
[27]
PARTIALLY ACIDULATED ROCK PHOSPHATE AS A SOURCE OF PHOSPHORUS TO PLANTS .3. UPTAKE BY CORN FROM SOILS OF DIFFERENT CALCIUM STATUS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1967, 31 (06)
:811-&
MCLEAN, EO
;
BALAM, BS
.
[28]
MOKWUNYE AU, 1980, SOIL SCI SOC AM J, V44, P447
[29]
Murphy J., 1962, ANAL CHIM ACTA, V27, P31, DOI DOI 10.1016/S0003-2670(00)88444-5
[30]
Novais R. F., 1982, Revista Brasileira de Ciencia do Solo, V6, P66