Soil Nutrients. Nicotiana tabacum requires many essential elements in order for survival including: carbon, nitrogen, potassium, calcium, magnesium, sulfur, iron, manganese, boron, copper, zinc, and chlorine. The main flow of all these nutrients is from the roots, through the stem, and eventually to the leaves. The top of the plant which produces the flowers is the main destination for all of the nutrients. Carbon: Carbon makes up about 40 percent of the dry tobacco leaf right after it has been cured.
A turkey crown takes around 20 minutes per pound to cook. A 10  pound turkey crown will take at least 3 hours and 20 minutes.ow long do you cook a 10-12 lb precooked turkey? 2 to 2 1/2 hours. if you want a brown brittle skin,baste in butter every 20 minutes.
Usually cook poultry 15 minutes per lb. but 10 lb is a big bird and 150 minutes might be too long. cook it for 45 minutes and check the looseness of its joints, the color of the juice. when the juice runs clear it is ready if it is still pink it needs more time or check with a thermometer.ook for 20 min at 400 F, reduce the heat to 350 F and then cook 15-20 min per pound. So all told your birdie should be in the oven for about 2.5 to 3 hrs.