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121.
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Fertility management of the rubber plantations of Kerala by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Proceedings of the National Workshop on Fertility Evaluation for Soil Health Enhancement, 11-13 September 2007, Soil Survey Organization, Agriculture (S.C. Unit), Thiruvananthapuram, pp. 183-192.
Availability: Not available: RRII Library: Bibliography (1).

122.
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Evaluation of extractants for the estimation of zinc availability in the acid soils under rubber cultivation by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Poster Paper Presented at the National Seminar on Developments in Soil Science-2009. 74th Annual Convention of the Indian SOciety of Soil Science, 22-26 December 2009, IARI, New Delhi
Availability: Not available: RRII Library: Bibliography (1).

123.
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Status and distribution of zinc in the utisols of South India under Rubber Cultivation by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Poster paper presented at the National Seminar on Developments in Soil Science-2010. 75th Annual Convention of the Indian Society of Soil Science, 14-17 October 2010, Indian Institute of Soil Science, Bhopal
Availability: Not available: RRII Library: Bibliography (1).

124.
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Amithavalam aapathu by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Rubber 2008
Availability: Not available: RRII Library: Journals (1).

125.
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Availability of nitrogen and phosphorus in the soil and growth of natural rubber plants under integrated nutrient management system by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Rubber Science 2020
Availability: Not available: RRII Library: Journals (1).

126.
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Balanced fertilization with NPK for increasing rubber (Hevea brasiliensis) growth and production in lower Brahmaputra valley zone of Assam by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Proceedings of the International Symposium, 22-25 November 2006, Punjab Agricultural University, Ludhiana. Vol. II. Extended Abstracts. Balanced Fertilization for Sustaining Crop Productivity
Online resources:
Availability: Not available: RRII Library: Journals (1).

127.
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Credit linked subsidy scheme for encouraging encouraging newplanting in samll holder sector in India by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Rubber Board Bulletin 1980
Availability: Not available: RRII Library: Journals (1).

128.
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Credit linked subsidy scheme for encouraging replanting in the smallholder sector in India by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Progress and development of rubber smallholders: Proceedings of the Fourth Seminar, Colombo, 1980 1982
Availability: Not available: RRII Library: Journals (1).

129.
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Decomposition and release of nutrients from leaf litter in rubber plantations by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Journal of Plantation Crops 2016
Availability: Not available: RRII Library: Journals (1).

130.
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Diagnosis and recommendation integrated system 1. Formulation of DRIS norms for Hevea brasiliensis by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Indian Journal of Natural Rubber Research 1993
Availability: Not available: RRII Library: Journals (1).

131.
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Diagnosis and recommendation integrated system: 2. Derivation of critical level of leaf nutrient concentrations in rubber by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Indian Journal of Natural Rubber Research 1996
Availability: Not available: RRII Library: Journals (1).

132.
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Distribution of potassium in the major rubber growing soils of South India by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Indian Journal of Natural Rubber Research 1990
Availability: Not available: RRII Library: Journals (1).

133.
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Distribution of total and different fractions of nitrogen in rubber growing soils under different age and fertilizer management practices by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Placrosym X, 1993, Kasaragod, India. Journal of Plantation Crops, 21 (Supplement): 92-97.
Availability: Not available: RRII Library: Journals (1).

134.
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DTPA extractable soil micronutrients in the traditional rubber growing regions in India by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Indian Journal of Natural Rubber Research 1995
Availability: Not available: RRII Library: Journals (1).

135.
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Effect of different liming materials on availability of nutrients and growth of rubber seedlings in the nursery by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Placrosym XVII, 2006, Kochi, India. Journal of Plantation Crops, 34 (3). Indian Cardamom Research Institute (Spices Board), Idukki, India, pp.356-360.
Availability: Not available: RRII Library: Journals (1).

136.
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Effect of fertilizers on the availability of nutrients in the soil and growth and yield of mature rubber in the Central Brahmaputra Valley Zone (CBVZ) of Assam by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Rubber Science 2014
Availability: Not available: RRII Library: Journals (1).

137.
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Effect of liming on soil properties and growth of rubber seedlings by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Indian Journal of Natural Rubber Research 2003
Availability: Not available: RRII Library: Journals (1).

138.
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Effect of liming on the availability of nutrients and growth of young rubber by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Natural Rubber Research 2009
Availability: Not available: RRII Library: Journals (1).

139.
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Effect of organic manure on growth of immature rubber by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Natural Rubber Research 2006
Availability: Not available: RRII Library: Journals (1).

140.
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Effect of potassium and magnesium interaction on soil properties and growth of immature Hevea brasiliensis in Assam by
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Natural Rubber Research 2005
Availability: Not available: RRII Library: Journals (1).