Home > Crops & Livestock > Crops > Rice > Weed Control > Louisiana Suggested Chemical Weed Management Guide [Image: weed management guide] This guide includes helpful information on herbicides and weed control with detailed suggestions for aquatics, commercial nursery stock, field crops, forestry, fruit crops, home gardens, lawns and many other Louisiana crops. It includes information on different types of herbicide registrations, as well as information on herbicide labels and restricted uses. Also included are sprayer calibration techniques, suggestions for reducing herbicide drift and a guide to proper spray tip selection. New Options for Managing Weeds in Clearfield Rice [Image: control plot,] The development of Clearfield rice, which is tolerant to imidazolinone herbicides, is the most important advance in rice weed management in recent years. Grasp: A New Herbicide for Managing Weeds in Rice [Image: chart] LSU AgCenter weed scientists began working with Grasp in 2003, but it wasn’t until 2004 that in-depth research could be conducted because of limited product availability. Roundleaf Mudplantain (Heteranthera reniformis) [Image: photograph of single roundleaf mudplantain plant] Photographs of roundleaf mudplantain (Heteranthera reniformis) and in comparison to ducksalad (H. limosa)  more articles... Ducksalad (Heteranthera limosa) [Image: Ducksalad in flower] photograph of ducksalad in flower and compared to Roundleaf Mud Plantain Amazon Sprangletop (Leptochloa panicoides) [Image: single plant of Amazon Sprangletop] Photographs of Amazon Sprangletop (Leptochloa panicoides) Red Sprangletop (Leptochloa filiformis) [Image: single panicle of red sprangletop] Photographs of red sprangletop (Leptochloa filiformis) Swamp Dayflower (Murdannia keisak) [Image: photographs of swamp dayflower plants] Photographs of Swamp Dayflower (Murdannia keisak syn Aneilema keisak). Hedge Hyssop (Gratiola sp.) [Image: Hedge Hyssop in a rice field] Photographs of Hedge Hyssop plants. Jointvetch (Aeschynomene sp.) [Image: Jointvetch seedlings] Photographs of Jointvetch (Aeschynomene sp.) and its parts. Alligatorweed (Alternanthera philoxeroides) [Image: mat of alligator weed] Photographs of alligatorweed and its parts. Texasweed (Caperonia palustris) [Image: Texasweed flower] Photographs of Texasweed a.k.a. Mexicanweed, Birdeye Parts Of Grass Spikelet [Image: dissected and labeled grass spikelet] A photograph of a labeled grass spikelet. Water Starwort (Callitriche heterophylla) [Image: water starwort leaves] Photographs of water starwort (Callitriche heterophylla). Click for more information...