共 55 条
[38]
The Scherrer formula for x-ray particle size determination
[J].
PHYSICAL REVIEW,
1939, 56 (10)
:978-982
[40]
PARTIALLY ACIDULATED PHOSPHATE ROCKS - CONTROLLED-RELEASE PHOSPHORUS FERTILIZERS FOR MORE SUSTAINABLE AGRICULTURE
[J].
FERTILIZER RESEARCH,
1994, 37 (01)
:69-78