Show Used Insect insects to Fight insects Insect Control of ot destructive Insects Inflects by bythe bythe bythe the Introduction of ot their natural en enemies emles has hils become an nn Important tech technique during the last generation writes Paul In to Science Bat If It competent observers are to be trusted trust trust- ed the southern Arabs employed th tM the same method more than 1 O years ears ago nit I In the culture of at the date palm In his Relation d dun un Voyage dan danat I I P P. P E E. Botta Hotta says I was able uhle to verify the singular fact act pr previously ly observed by hYI For k l. l that the dote palm In Y Yemen m n are attacked at tacked lacked by n Ii s species cleA of ant which w cause th them to perish If each year the growers did diet not bring from the mountains moun talus and fasten In th the top tope of the palms branches of or a n tree that I did riot not not re recognize r which contains the neeti neet of or another species o of ant which hleb d de' de Btroy that of the date palm |