This publication contain 26 abstracts of papers that cover topics on: food vs. fuel (a turning point for bioethanol); Dow Agrosciences today and new revolutionary solutions; using maize as a sugar crop; remarks to the current discussion on bioenergy (for the public and/or for the agricultural or rural areas only); the production of biofuels and its impact on agriculture in Croatia; fuels in tobacco production; the role of MATH/BTB proteins in egg cell and at the onset of wheat embryogenesis; transgenic plants resistant to insects; microsatellite diversity of M3sS maize population under recurrent selection; long-term selection experiments or transgenics for composition traits of maize grain; genetic diversity of wheat cultivars estimated by SSR markers; genomic approaches for improvement of drought adaptation in wheat; application of molecular methods in soyabean breeding programme at the Agricultural Institute Osijek (Croatia); implementation of DNA markers to improve breeding of forage legumes; biotechnology in fruit growing; changes in levels of activity of serine proteinase accompany the exposure of common bean to water deficit; tilling in the service of plant improvement; marker assisted selection for development of barley and wheat lines with requested traits; oat seed as a multifunctional subject for biotechnology; mechanism and regulation of nonsense-mediated mRNA decay as an essential quality control system of plants; biotechnology as a useful tool for nutritional improvement of cereal-based materials enriched with polyunsaturated fatty acids and pigments; grapevine habituation (understanding of factors that contribute to somaclonal variation and neoplastic transformation); Agrobacterium-mediated transformation of wheat; nutritional enhancement of lucerne through genetic engineering; genes behind smoke action; cycloxydim-tolerant maize from a breeder's standpoint.