{'cloning': [0, 0, 0, 1], 'genetic transformation': [0, 0, 0, 1], 'agriculture': [5, 1, 0, 6], 'identical plants': [1, 0, 0, 0], 'genes': [3, 0, 0, 0], 'plant': [1, 0, 0, 2], 'sex cells': [0, 0, 0, 1], 'transfer': [3, 1, 2, 4], 'production': [16, 4, 20, 51], 'field': [1, 1, 4, 8], 'species': [0, 0, 0, 2]}