Sustainability and profitability of rice based cropping system in Jaffna district, Sri Lanka
2005
Pradheeban, Loha
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书目信息
出版者
[L. Pradheeban]
页码
X bl., 53 p.
语言
英语
注释
Thesis (Master of Science) - Universitetet for miljø- og biovitenskap, Ås, 2005
figs.
2012-09-15
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