Xem 1-3 trên 3 kết quả Cottonwood
  • Tuyển tập các báo cáo nghiên cứu về lâm nghiệp được đăng trên tạp chí lâm nghiệp quốc tế đề tài: "Estimation of genetic parameters in eastern cottonwood (Populus deltoïdes Consequence for the breeding strategy...

    pdf18p toshiba8 11-10-2011 18 1   Download

  • The moon had risen above the rim of the canyon near the headwaters of the Little Colorado. It bathed in soft light the willows that line the bank of the little mountain torrent and the cottonwood trees beneath which stood the tiny cabin where I had been camping for a few weeks in the White Mountains of Arizona.

    pdf165p hotmoingay7 23-01-2013 21 2   Download

  • Three unforgettable mentors shoved me off into a vocation of natural history. Dr. Neil Douglas, Dr. R. Dale Thomas, and the late Dr. Tom Kee, biology professors at what was then known as Northeast Louisiana University, first had to teach me how much I didn’t know before they could inject me with an education proper. Their pedagogy emphasized taxonomy, be it of freshwater darters, adder’s tongue ferns, or flycatchers, and the “survival of the fittest” theory applied as well to their students. I can’t thank them enough....

    pdf280p japet75 30-01-2013 11 1   Download

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