Sebanyak 2 item atau buku ditemukan

Proceedings of the symposium on biology and management of weeds and fourth tropical weed science conference, Bogor, Indonesia 22-24 November 1994

Soekisman Tjitrosemito, Ishemat Soerianegara, Regional Center for Tropical
Biology (Bogor, Indonesia). 2. Density and fertilizer rates Fertilizers may ...
According to Alkamper (1976) weeds are generally capable of absorbing
nutrients faster and in relatively bigger amounts than crops and thus benefit more
from fertilization. In the presence of high densities of Cyperus iria, ... Proc. of the
First International Weed Control Congress, Melbourne : p. 127 - 133. Lubigan,
R.T. AND M.R. Vega.

Proceedings of the Symposium on Aquatic Weed Management, Bogor, Indonesia, 15-17 May 1990

Peter R. Cary, Regional Center for Tropical Biology (Bogor, Indonesia).
ACKNOWLEDGEMENT I would like ... Proc. of the First Tropical Weed Science
Conference (1984). MANSOR, M.A. IsMAn. AND M.N. NORDIN. 1986. Factors
governing the distribution of Eichhornia V crassipes along Sungai Perak. Proc. of
Weed Science in the Tropics (1983). NATIoNAL ACADEMIC or SCIENCE. 1976.
Making Aquatic Weeds Useful. Washington Press. p, 15-23. SAHARAN, H.A.
1978. Rice Weed ...