Original sentence: Hislop, 1987).However, relating "ideal" deposits with biological effect is fraught with difficulty (e.In spite of Hislop’s misgivings, it is relatively easy to demonstrate that massive amounts of pesticides are wasted by run-off from the crop and into the soil, in a process called endo-drift
Edited sentence: However, relating "ideal" deposits with biological effect is fraught with difficulty), but in spite of Hislop’s misgivings about detail, there have been several demonstrations that massive amounts of pesticides are wasted by run-off from the crop and into the soil, in a process called endo-drift