img014 - 46 What is the most common irrigation method in...

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Unformatted text preview: 46. What is the most common irrigation method in commercial ornamental nurseries (Le. non- greenhouse) today? a. flooding b. hand c. ebb and flow @m’lerhead sprinkle 47. Cyclic irrigation is the method of watering every other day é several times a day c. weekly . The most common soil problem prevalent on new construction sites is §compacfion b. high salt level c. drought stress 49. When trees respond to wound, which is the path of LEAST resistance for decay to move in the tree? a. toward most active tissue of the outer bark b. up and down following vascular tissue @n toward the less active tissue 50. Seed that has a stratification requirement. - . a. must be pollinated by a different species b. will germinate as soon as it falls to the ground, as long as the seed coat is scratched @nust be planted in the fall or stored in a refrigerator ...
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