1.1 Definition of Weeds.mp4+ 1.2 Harm and Benefits of Weeds.mp4+ 1.3 Occurrence and Distribution Patterns of Farmland Weeds in China.mp4+ 1.4 Biological Characteristics of Weeds.mp4+ 1.5 Ecological Characteristics of Weeds.mp4+ 2.1 Classification of Weeds.mp4+ 2.2 Poaceae Weeds.mp4+ 2.3 Cyperaceae Weeds.mp4+ 2.4 Asteraceae Weeds.mp4+ 2.5 Brassicaceae Weeds.mp4+ 2.6 Amaranthaceae Weeds.mp4+ 2.7 Portulacaceae Weeds.mp4+ 2.8 Chenopodiaceae Weeds.mp4+ 2.9 Polygonaceae Weeds.mp4+ 2.10 Caryophyllaceae Weeds.mp4+ 2.11 Convolvulaceae Weeds.mp4+ 2.12 Rubiaceae Weeds.mp4+ 2.13 Lamiaceae Weeds.mp4+ 2.14 Euphorbiaceae Weeds.mp4+ 2.15 Scrophulariaceae Weeds.mp4+ 2.16 Solanaceae Weeds.mp4+ 2.17 Fabaceae Weeds.mp4+ 2.18 Malvaceae Weeds.mp4+ 2.19 Commelinaceae Weeds.mp4+ 2.20 Equisetaceae Weeds.mp4+ 3.1 Weed Quarantine.mp4+ 3.2 Agricultural Weed Control.mp4+ 3.3 Physical and Biological Weed Control.mp4+ 3.4 Chemical Weed Control.mp4+ 3.5 Aerial Weed Control.mp4+ 4.1 History and Current Status of Herbicides.mp4+ 4.2 Herbicide Mechanisms of Weed Control.mp4+ 4.3 Classification of Herbicides.mp4+ 4.4 Herbicide Formulations.mp4+ 4.5 Safe Use of Herbicides.mp4+ 5.1 Weed Control Technology for Rice.mp4+ 5.2 Weed Control Technology for Wheat.mp4+ 5.3 Weed Control Technology for Corn.mp4+ 5.4 Weed Control Technology for Rapeseed.mp4+ 5.5 Weed Control Technology for Fruit Trees.mp4+ 5.6 Weed Control Technology for Soybean and Peanut.mp4+ 5.7 Control Technology for Weed in Vegetable Crops.mp4+ 5.8 Weed Control Technology for Potato Crops.mp4+ 5.9 Control Technology for Weeds in Cotton Field.mp4+ 5.10 Weed Control Technology for Turfgrass.mp4+