1. Abrol DP (2009) Bees and beekeeping in India, 2nd edn. Kalyani Publishers, Ludhiana, 650 pp
2. Aguiar-Menezes EL, Menezes EB, Cassino PCR, Soares MA (2002) Passion fruit. In: Peña JE, Sharp JL, Wysoki M (eds) Tropical fruit pests and pollinators biology, economic importance, natural enemies and control. CABI Publishing, Wallingford, pp 361–390
3. Ahn SB, Kim IS, Cho WS, Choi KM (1989) Survey on the present situation of honeybee use as the pollinator in the plastic house of strawberry cultivation area by the questionnaire (Korean). Korean J Apicul 4:1–8
4. Akora RK (1998) Genetic resources of native tropical fruits in Asia: diversity, distribution and IPGRI’s emphasis on their conservation and use. In: Akora RK, Ramanatha Rao V (eds) Tropical fruits in Asia, diversity, maintenance, conservation and use. Proceedings of the IPGRI-ICAR-UTANET Regional Training Courses, Bangalore, 18–31 May 1997, pp 42–53
5. Alexander DME, Possingham JV (1984) Potential for fruit growing in tropical Australia. In: Page PE (ed) Tropical tree fruits of Australia. Queensland Department of Primary Industries, Brisbane, pp 1–19