Geoffrey R. Dixon is owner of GreenGene International (consultancy supplying applied biological knowledge), and Visiting Professor & Research Fellow in the School of Agriculture, Policy & Developme...lihat lebih banyakGeoffrey R. Dixon is owner of GreenGene International (consultancy supplying applied biological knowledge), and Visiting Professor & Research Fellow in the School of Agriculture, Policy & Development, the University of Reading.lihat lebih sedikit