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Varma, B K and Langerak, C J (1988) Seed-transmitted pests and diseases of legumes in rice-based cropping systems. In: Proceedings of the International Workshop on Rice Seed Health , 16-20 March, 1987, Manila, Philippines.
Reddy, J R and Ahmed, K M and Varma, B K (1988) Bacterial wilt of chickpea caused by Xanthomonas campestris (Pam.) Dowson. International Chickpea Newsletter, 19. pp. 13-15. ISSN 0257-2508
Varma, B K (1990) Plant quarantine inspection, procedures and facilities for the import and export of seeds and vegetative propagules at the International Crops Research Institute for the SemiāArid Tropics (ICRISAT). Tropical Pest Management, 36 (3). pp. 216-219.
Varma, B K and Ravi, U (1984) Plant Quarantine Facilities Developmed at ICRISAT for export of Germplasm. Plant Protection Bulletin, 36 (2&3). pp. 37-43.
Varma, B K (1990) Plant quarantine inspection,procedures and facilities for the import and export of seeds and vegetative propagules at the International Crops Research Institute for the Semi-Arid Tropics (ICRISAT). International Journal of Pest Management, 36 (3). pp. 216-219. ISSN 0967-0874
Varma, B K and McDonald, D (1987) Groundnut Rust Disease and Plant Quarantine. In: Groundnut rust disease. Proceedings of a Discussion Group Meeting, 24-28 Sept 1984 , ICRISAT Patancheru, Andhra Padesh, India.
Varma, B K (1985) Plant Quarantine In The Export Of Pulses And Groundnut Germplasm From ICRISAT. In: Regional Conference on Ant Quarantine Support for Agricultural Development, December 1985, Asian Plant Quarantine Centre And Training Institute, Malayesia.
Panchbhai, S D and Varma, B K and Ravinder Reddy, C H (1986) Presence of Panagrolaimus sp. (Nematoda: Panagrolaimidae) in seeds of pearl millet (Pennisetum americanum (L.) Leeke). Nematologica, 32 (2). pp. 236-237. ISSN 0028-2596
Varma, B K (1990) Plant quarantine inspection,procedures and facilities for the import and export of seeds and vegetative propagules at the International Crops Research Institute for the Semi-Arid Tropics (ICRISAT). International Journal of Pest Management, 36 (3). pp. 216-219. ISSN 0967-0874
Nirula, K K and Varma, B K (1981) A Guide for the Import and Export of Seeds of ICRISAT Mandate Crops. Documentation. International Crops Research Institute for the Semi-Arid Tropics, Patancheru, Hyderabad, Andhra Pradesh.