QUIZ – Cost/benefit of soil sampling Jay Whetter October 7, 2020 Five questions on the mathematics of soil sampling and analysis of results. Hydraulic soil sampling probe. Photo credit: Brendon Friesen 1. Roughly how much will it cost per field to (1) hire someone to collect a composite sample in two parts (0-6" and 6-24") and (2) get a lab analysis on that two-part soil sample?Around $50$100 to $200$300 to $400Around $500 2. The Saskatchewan Crop Planning Guide for 2020 has estimates for input costs. For the Black Soil Zone, the guide uses a base canola yield of 53.8 bu./ac. and estimates fertilizer costs per acre based on nutrient removal for that crop. What does the guide suggest will be the total fertilizer cost per acre for this canola yield?$68$81$93$117 3. A soil test recommends 120 lb./ac. of actual nitrogen. How much anhydrous ammonia (NH3) would this be?120 lb./ac.146 lb./ac.261 lb./ac.429 lb./ac. 4. A soil test recommends 120 lb./ac. of actual nitrogen. How much urea would this be?120 lb./ac.146 lb./ac.261 lb./ac.429 lb./ac. 5. A soil test recommends 120 lb./ac. of actual nitrogen. How much UAN would this be?120 lb./ac.146 lb./ac.261 lb./ac.429 lb./ac. Loading...
