Soil Conservation Crossword Puzzle

QUESTIONS LIST: indigenous crops: they aid soil aeration and help it maintain porosity, dams: can be useful in controlling erosion: reducing flows by storing runoff, water: are one of the most effective ways to prevent soil erosion, mulch: improving soil and moisture retention, fertilizers: helps soil maintain moisture, decrease water runoff,prevent crusting and increase the long-term accumulation of organic matter, contour plowing: plowing along the contours of the land in order to minimize soil erosion, crop rotation: is the practice of growing a series of dissimilar or different types of crops in the same area in sequenced seasons, trees: reduces the rate of erosion by: protecting the soil from the impact of rain, terracing: make or form sloping land into a number of level flat areas resembling a series of steps, earthworms: converts decaying residue and raw, in-soil nutrients into forms, vegetation: help reduce erosion in other ways, such as breaking the wind that might blow dry topsoil away, ph: is an indication of soil and is measured in units, monitor grazing: helps to prevent depletion of the soil, buffer strips: is an area of land maintained in permanent vegetation that helps to control air, soil,