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	1.	Image from Google Jackets	Influence of environment on incidence of Fomes lignosus in rubber replantations in Ceylon by Wijewantha R T Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rubber Research Institute of Ceylon Quarterly Journal 1964 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
	2.	Image from Google Jackets	New rubbers - A different approach by Wijewantha R T Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rubber Research Institute of Ceylon Bulletin 1968 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
	3.	Image from Google Jackets	Productivity potentials of rubber seed by Nadarajahpillai N Wijewantha R T Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rubber Research Institute of Ceylon Bulletin 1967 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
	4.	Image from Google Jackets	Report on the sulphur dusting of smallholdings in 1958/59 by Wijewantha R T Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rubber Research Institute of Ceylon Quarterly Journal 1959 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
	5.	Image from Google Jackets	Report on the sulphur dusting of smallholdings in 1959/60 by Wijewantha R T Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rubber Research Institute of Ceylon Quarterly Journal 1960 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
	6.	Image from Google Jackets	Some breeding problems in Hevea brasiliensis by Wijewantha R T Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rubber Research Institute of Ceylon Quarterly Journal 1965 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
	7.	Image from Google Jackets	Synthesis of Hevea cultivars : A new approach by Senanayake Y D A Wijewantha R T Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rubber Research Institute of Ceylon Quarterly Journal 1968 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
	8.	Image from Google Jackets	Technical specifications in rubber manufacture by Wijewantha R T Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rubber Research Institute of Ceylon Bulletin 1967 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)

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