TY  - JA
AU  - Qiu Zhijun
TI  - A discussion of the single fertilization technique for wheat production in rainfed lands in Yanan
U1  - 87-103674 
PY  - 1987///
KW  - Application methods
KW  - Fertilizers
KW  - AGROVOC
KW  - Rainfed farming
KW  - Shaanxi
KW  - Wheat
N1  - 2 tables, 6 ref. Summaries (Ch, En)
T2  - Agricultural Research in Arid Areas
ER  -