共 20 条
[4]
DOWNS RJ, 1976, 244 SE PLANT ENV LAB, P1
[5]
Faris JA, 1926, PHYTOPATHOLOGY, V16, P885
[7]
GROGAN CO, 1970, 25TH ANN CORN SORGH, P90
[8]
EFFECT OF CONTROLLED AIR AND SOIL TEMPERATURE AND STARTER FERTILIZER ON GROWTH AND NUTRIENT COMPOSITION OF CORN (ZEA MAYS L)
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1968, 32 (04)
:531-&
[9]
LECLERG EL, 1957, ARS203 USDA