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61.	Image from Google Jackets	Economics and efficiency of fertilizer utilization in immature rubber by Samarappuli Lalani Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 2000 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
62.	Image from Google Jackets	Economics and efficiency of fertilizer utilization in mature rubber by Samarappuli Lalani Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 2000 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
63.	Image from Google Jackets	Effect of Asian currency crisis on the rubber industry of Sri Lanka by Tillekeratne L M K Samarappuli I N Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 1999 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
64.	Image from Google Jackets	Effective and efficient exploitation of higher virgin panels in Hevea brasiliensis Muell.Arg by Nugawela A Karunasena R P Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 1999 Online resources: Click here to access online Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
65.	Image from Google Jackets	Efficient management of Hevea diseases for sustainable and high productivity levels by Fernando T.H.P.S Wijeratne C Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 2009 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
66.	Image from Google Jackets	El-Nino: Its effects on rubber plantations by Samarappuli Lalani Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 1998 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
67.	Image from Google Jackets	Enjoy 2000 plus yields: Adhere to basic agronomic practices by Nugawela A Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 2006 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
68.	Image from Google Jackets	Environmental friendly disease control systems by Jayasuriya K E Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 1998 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
69.	Image from Google Jackets	Environmental linkages of rubberwood industry by Samarappuli I N de Silva K Tillekeratne L M K Wickramaratne C S Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 1997 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
70.	Image from Google Jackets	Environmental problems in centrifuged latex manufacture by Karunaratne S W Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 1990 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
71.	Image from Google Jackets	Eppawela rock phosphate as a source of phosphorus for rubber by Yogaratnam N De Mel G Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 1987 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
72.	Image from Google Jackets	Establishment and management of nurseries by Samaranayake Chandra Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 1991 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
73.	Image from Google Jackets	Extractable proteins in natural rubber by Ratnayake U N Prasad A K D W Priyanka U M S Rohanadeepa V C Seneviratne W M G Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 2008 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
74.	Image from Google Jackets	Factors affecting disease tolerance of rubber tree and research needs for developing disease: Tolerant genotypes for the sustainability of rubber industry by Jayasuriya K E Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 2004 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
75.	Image from Google Jackets	Farmers perspectives: Expectations and constraints faced by smallholder rubber farmers in Moneragala by Dissanayake D M A P Abeywardene Vidura Wijesuriya Wasana Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 2005 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
76.	Image from Google Jackets	Fertilizer sampling and quality assurance by Dharmakeerthi R S Chandrasiri J A S Hettiarachchi R P Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 2008 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
77.	Image from Google Jackets	Fertilizer to fields designated for seed collection in Hevea by Samarappuli Lalani Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 2001 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
78.	Image from Google Jackets	Future of natural rubber by Tillekeratne L M K Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 2002 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
79.	Image from Google Jackets	Future of the natural rubber industry in Sri Lanka by Tillekeratne L M K Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 1991 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)
80.	Image from Google Jackets	Future trends and policies in soil-plant studies by Yogaratnam N Material type: Text; Format: print ; Literary form: Not fiction Publication details: Bulletin of the Rubber Research Institute of Sri Lanka 1993 Availability: Not available: RRII Library: Journals (1). Save to lists Add to cart (remove)