science project , about, study corn slitting that affect to build the progress and the produce , be level elementary education at the end project that invent for study of corn slitting , ( , replace pest destruction ) , that , or not are will have an affect on build the progress and the produce of corn ? , by divide the education is 5 the step , be , study growwing and maintain , slitting is progress , the produce and study to observe other thing , that might observe meet since , begin grow until , harvest the produce , from the education meets that , , breed soup fiber plants The Secretariat of the Senate corn takes time to grow 72 day then can pick the produce , in the preservation has eradicated the weed , apply fertilizer , explore an insect and the pest but , do not use the insecticide , slitting in the group controls 1 the group doesn't cut , but , 7 group samples cut , since , 10% - 70% and the group controls , especially 20% slittings give a result to produce that best , the thing has that to discover from the education this time , be at cut every the level , will not have an insect , or , the pest destroys , moreover , still dark green be glossy which , differ with the group controled that don't cut destroied from every