Complex sentence: UC Berkeley officials have condemned the occupation, stating that it threatens on-going agricultural research and interferes with their duty to students and faculty, and saying that the portion of the tract occupied by the farm is not currently slated for commercial development.
Split into simpler sentences: UC Berkeley officials have opposed the occupation, stating that it threatens ongoing agricultural research and interferes with their duty to students and faculty. They have additionally stated that the portion of the tract occupied by the farm is not currently slated for commercial development.