AGN 115 UPDATED Exam Questions and CORRECT Answers
Living mulches can keep soil cooler, reduce weeds and erosion, and reduce competition for soil water during dry periods. (Cover Crop Lec.) T/F - False When properly manipulated by mowing, a sorgo-sudangrass cover crop could provide soil aeration through deeper rooting activity in addition to the normal allelopathic benefits in weed suppression. (cover crop lecture) T/F - True Lawn clippings and soil from edging become sources of organic contaminants and nutrients in untreated storm runoff - they should be ____. (Soil Con. Lecture) - All above are acceptable Turning cover crops under with a plow early in the spring will increase the decomposition rate of cover plant material. (Hoyt) T/F - True In the USA, water erosion is typically a bigger problem in eastern states. (Soil Con. Lec.) T/F - True
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