mn-crop-weather State Minnesota Weekly Crop-Weather Week Ending Date Week Ending September 7, 2008 Issue MN-CW-36-08 Agricultural Summary Oat and barley harvests reached or passed 95 percent complete during the past week, according to USDA, NASS, Minnesota Field Office. Spring wheat, at 87 percent complete, was just shy of the 5-year average of 88 percent complete on September 7th. The majority of the corn crop was in the dent stage of development and over forty percent of soybeans were turning yellow or dropping leaves by the end of last week. The average temperature for the week was 61.0 degrees, 1.4 degrees below normal. Statewide topsoil moisture supplies as of Friday, September 5th were 12 percent very short, 35 short, 51 adequate, and 2 surplus. Statewide, on average, there were 5.5 days suitable for fieldwork during the week. Field Crops Summary As of Sunday, September 7th, 94 percent of corn had reached the dough stage compared to 100 percent last year and 95 percent average. Sixty- one percent of corn was in the dent stage compared to 94 percent last year and 76 percent average. Corn was 2 percent mature, compared to 26 percent last year, and 13 percent average. Soybeans were 41 percent turning yellow compared to 75 percent last year and 62 percent average. Barley was 95 percent harvested compared to 100 percent last year and 93 percent average. Oats were 96 percent harvested compared to 100 percent last year and 98 percent average. As of Friday, September 5th, 63 percent of corn and 64 percent of soybeans were rated in good or excellent condition. Seventy percent of dry beans, 83 percent of sunflowers, 72 percent of sugarbeets, and 36 percent of pasture were rated in good or excellent condition. Days Suitable for Fieldwork Table Days Suitable for Fieldwork: 5.5 Soil Moisture Table Very Short Short Adequate Surplus Topsoil Moisture (%) 12 35 51 2 Crop Progress Table Crop Progress as of September 7, 2008 Stage of This Last Last 5 Yr Crop Development Week Week Year Avg Percent Corn Dough 94 73 100 95 Dent 61 24 94 76 Mature 2 0 26 13 Corn Silage Harvested 17 11 53 36 Soybeans Turning Yellow 41 15 75 62 Dropping Leaves 5 0 36 22 Spring Wheat Harvested 87 84 100 88 Barley Harvested 95 92 100 93 Oats Harvested 96 93 100 98 Potatoes Harvested 30 26 39 38 Sweet Corn Harvested 69 54 81 74 Canola Harvested 53 38 88 81 Dry Beans Harvested 16 4 23 16 Crop Condition Table Crop Condition as of September 5, 2008 in % Very Poor Poor Fair Good Exc Corn 6 9 22 53 10 Soybeans 5 8 23 53 11 Potatoes 0 1 8 49 42 Sugarbeets 1 1 26 51 21 Dry Beans 1 2 27 51 19 Sunflowers 0 3 14 66 17 Pasture 12 20 32 33 3 Weather Information Table Precipitation and Temperature Summary for 9/1/2008 through 9/7/2008 Temperature Precipitation G D D High Low Week Depart Week Depart From Norm Since Depart Ave from Total Past Four Since May from Norm Week Weeks 4/1 14 Norm NW DIST 1 Crookston 89 41 60.2 -1.5 2.81 2.23 3.80 .61 1748 -194 Moorhead 92 42 58.1 -4.6 2.96 2.43 4.83 5.92 1926 -105 Warroad 90 41 59.5 .6 1.69 1.04 1.10 2.28 1535 -171 NC DIST 2 Grand Rapids 88 41 58.6 -.5 .84 .09 -1.78 -1.04 1699 -2 Intl. Falls 87 37 55.7 -1.9 1.24 .49 -.85 1.10 1385 -209 Itasca 87 39 59.2 1.3 1.05 .30 -.93 1.13 1571 -31 NE DIST 3 Duluth 84 41 58.4 -.2 .60 -.43 -.79 1.11 1459 -42 Grand Marais 78 46 57.3 -1.5 .18 -.60 -.48 5.77 1062 -95 Hibbing 85 33 54.6 -3.2 .42 -.34 -1.74 -1.56 1415 -136 WC DIST 4 Alexandria 89 43 59.3 -2.8 .42 -.30 -1.04 -2.08 1896 -49 Browns Valley 92 39 61.0 -3.2 1.60 1.11 -.54 2.79 1988 -156 Canby 90 42 62.4 -3.3 .20 -.38 -1.42 -2.02 2152 -97 Fergus Falls 89 42 61.2 -1.2 1.05 .47 -.24 -.09 1887 -85 Montevideo 90 40 58.4 -6.0 .73 .13 -.96 -3.43 2023 -116 Morris 89 39 59.6 -3.8 .35 -.21 -.76 -2.89 1914 -166 CENT DIST 5 Becker 88 47 64.0 2.4 2.89 2.04 .54 -.81 2052 134 Collegeville 87 47 62.6 -2.3 .21 -.61 -1.63 .41 2102 -71 Hutchinson 85 44 62.8 -1.4 1.14 .45 1.00 -1.07 2085 -69 Olivia 88 40 61.5 -1.7 1.16 .45 .51 .36 1959 -138 St. Cloud 88 43 60.7 -.9 .23 -.56 -1.45 -.89 1937 19 Staples 86 41 60.2 .1 .60 -.03 -1.56 -2.64 1681 -56 Willmar 86 41 61.4 -2.2 .73 -.02 -.11 -3.57 2050 -44 EC DIST 6 Aitkin 88 40 59.4 .2 .20 -.55 -2.55 -2.60 1714 68 Forest Lake 89 46 64.8 1.6 .25 -.64 -2.07 -1.74 2029 -19 MSP Airport 88 49 63.3 -1.9 .15 -.60 -.17 -4.76 2336 100 St. Paul - UofM 88 48 64.4 -1.8 .32 -.54 -1.52 -6.53 2272 -21 SW DIST 7 Lamberton 89 41 61.4 -2.8 .80 .13 -1.54 -2.98 2120 -60 Pipestone 86 36 59.0 -4.7 .62 -.06 -1.12 -1.00 1953 -149 Redwood Falls 90 44 61.6 -4.2 1.33 .65 -.30 -1.67 2143 -159 Worthington 86 42 61.0 -2.1 1.09 .40 -1.13 1.44 2086 37 SC DIST 8 Faribault 87 46 64.6 .8 .15 -.72 -2.12 -1.50 2057 -31 Mankato 87 44 62.6 -1.9 .34 -.51 -2.49 -4.18 2069 -104 Waseca 86 41 62.1 -2.1 .12 -.75 -2.92 -1.52 2039 -81 Winnebago 86 45 63.5 -1.7 .20 -.54 -2.61 -3.11 2187 -5 SE DIST 9 Preston 87 40 63.6 .2 .38 -.58 -.96 6.21 2015 7 Red Wing 89 45 65.2 .5 .17 -.72 -1.13 -1.93 2107 -53 Rochester 85 45 61.4 -1.5 .01 -.83 -1.77 -.12 2067 87 Rosemount 87m 45m 62.1m -1.6m .18m -.75m-1.10m -3.54m 2022m -40m Winona 87 49 64.8 -2.1 .50 -.40 -2.41 2.80 2030 -353 m=some data missing Corn growing degree days (GDD) are calculated by subtracting a 50 degree base temperature from the average of the maximum and minimum temperature for the day. The daily maximum is limited to 86 degrees and minimum of 50 degrees. Contact Information USDA, NASS MINNESOTA FIELD OFFICE IN COOPERATION WITH THE NATIONAL WEATHER SERVICE- CHANHASSEN MN, UNIV. OF MINN. EXTENSION SERVICE, DNR STATE CLIMATOLOGY OFFICE, USDA-FSA, AND USDA-NRCS USDA-NASS MINNESOTA FIELD OFFICE Minnesota Department of Agriculture PO Box 7068, St. Paul, MN 55107 Phone: (651) 296-2230 E-mail: nass-mn@nass.usda.gov Homepage: http://www.nass.usda.gov/mn/