While the wheat and broad beans are growing students are able to measure their growth rates relative to temperature and rainfall, and chart their progress.
(the wheat and broad beans; are growing; ) (students; are; able to measure their growth rates relative to temperature and rainfall, and chart their progress; T:While the wheat and broad beans are growing) (students; to measure; their growth rates relative to temperature and rainfall) (students; to chart; their progress)
the wheat and broad beans students students students
are growing are to measure to chart
able to measure their growth rates relative to temperature and rainfall, and chart their progress T:While the wheat and broad beans are growing
their growth rates relative to temperature and rainfall
their progress