COURSE CODE: PCP 506
COURSE TITLE: Weed Science and Control
NUMBER OF UNITS: 3 Units
COURSE DURATION: Three hours per week
Course Coordinator: Dr. Adeyemi, Olusegun Raphael
Office Location: Room 147, COLPLANT
Weed definition, classification, and economic importance.Weed biology: reproduction, mechanism of weed seed dissemination, prolificity, survivability, persistence and colonisation. Seed viability, dormancy. Germination, adaptability to environment growth and feeding habits. Parasitic weeds.
Weed management: prevention, eradication and control. Methods of weed control: cultural, chemical, biological and integrated. Herbicides: classification, formulation, methods of application, dosage calculation, application equipment and their calibration for uniform and adequate delivery of herbicides, herbicide handling and disposal, assessment of herbicide performance. Weed control in crop and non-crop situations, cereals, legumes, vegetables, fibrers, root and tuber crops, landscape, road-side, estate, aquatic environment etc.
Practical : weed predictive index determination: weed seed types and population in soil bank, collection, classification and identification of weed types. Herbicide application, weed seed germination and weed control experiments. Calibration of sprayers ,classification of herbicides. Field application of herbicides. Movement of herbicides in soil.