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	1.		No cover image available Spatial variation of some soil fertility parameters in rice (oryza sativa) grown soils of karapola irrgation scheme by Zakeeya S. M. S Language: Publication details: 2008 2008 Availability: Items available for reference: Agricultural Library: Not for loan (1). Save to lists Add to cart (remove)
	2.		No cover image available Satial variability of soil fertility characteristics at the kalinga ela in sewagama agrarian service center in the parakrama samudra irrigation scheme in polonnaruwa by velrajah S Language: Publication details: 2008 2008 Availability: Items available for reference: Agricultural Library: Not for loan (1). Save to lists Add to cart (remove)

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