These herbicidal compositions have {HEAD ~ an excellent rapid action} and exert {TAIL ~ a remarkable herbicidal effect} in a small dose 
These herbicidal compositions have { HEAD ~ an excellent rapid action } and exert { TAIL ~ a remarkable herbicidal effect } in a small dose
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH