This also allows the polar sea ice to increase its annual growth and temporary extent at a greater level due to lack of direct sunlight. 1  Illumination of Earth by Sun at the northern solstice. 2  Illumination of Earth by Sun at the southern solstice. 3  Diagram of the Earth's seasons as seen from the north.
Pecans have 0.0917431 grams of protein per gram of pecans.
Growth and Seed Production. The pecan tree grows approximately 35 inches per year on sandy loam soil. The tree begins to produce viable seeds when it reaches 20 years of age. Maximum seed production begins at 75 to 225 years of age. A mature tree will produce and average of 100 lbs. of seeds per year.