TY  - GEN
AU  - Kodituwakku P.W.D.E
TI  - Weedy Rice competition on cultivated Rice (oryza sativa l) for n, P and K fertilizers
U1  - 633 
PY  - 2011///
KW  - RECOVERY EFFICIENCY
KW  - FERTILIZER
KW  - COMPETITION
KW  - WEEDY RICE
ER  -