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Xuanthang
hieu the nao ve dau tranh sinh hoc va phong tru sau benh tong hop tai sao phai thuc hien dieu do

hieu the nao ve qua trinh sinh dia hoa trong tu nhien vd minh hoa

qua trinh trao doi vat chat trong cac he st tu nhien dien ra ntn khac nhau giua vung on doi va nhiet

hieu the nao ve hieu ung nha kinh va su lien quan cua no den su bien doi khi hau toan cau con nguoi

su khac nhau giua qua trinh trao doi vat chat o vung sinh thai on doi va vung sinh thai nhiet doi

tu su hieu biet ve he st hay chung to tinh on dinh va ben vung cua cac he st tu nhien tai sao he ...

cac loai tai nguyen thien nhien cac nguyen tac chung trong khai thac hop ly cac nguon tai nguyen tn

cac moi quan he tronh he sinh thai dong ruong ung dung trong phat trien nn va bao ve mt

hieu the nao ve qua trinh tdnn trong he sinh thai y nghia cau no trong san xuat nn

hay chung to tinh on dinh va ben vung cau cac he sinh thai TN tai sao hstnn lai kem ben vung hsttn