Xdy dung Atlas cdy cd thu Hd Ndi
1. cay xanh dd thj bao gdm:
a) Cay xanh sir dung cdng cdng la tit ca cac loai cay xanh dugc trdng tren ditoiiy phd va d khu vyc sd hiai cdng cdng (cdng vien. vudn thii. vudn hoa. vudn
&AO. ihaiii CO tai dai phan lan, cac dai tirdng niem. quang trudng).
b) Cay xanh sir dung ban che la tit ca cac loai cay xanh trong cac khu d. cac cdng sd. trudng hgc. dinh chtia, benh vien. nghTa trang. cdng nghiep. kho tang, biet
thu. nha vudn ctia cac td chuc. ca nhan.
c) Cay xanh chuyen dung la cic loai cay trong vudn uom. each ly, phdng hd hoac phuc vi.i nghien ctru.
2. Cay xanh tren dudng phd bao gdm: cay bdng mat dugc trdng hoac cd thd la cay mgc tu nhien. cay trang tri, day leo trdng tren he phd, giai phan each, dao giao thdng.
3. Cay cd thu la cay than gd liiu nam dugc trong hoac tu nhien, cd do luoi tren 50 nam. luoi tren 50 nam.
4. Cay dugc bao tdn la cay thudc danh mtic loai cay quy hiem can bio tdn de duy tri tinh da dang di truyen ctia cbting (ngudn gen) hoac cay dugc cdng nhan cd gia tri lich str van hoi.
5. Cay xanh thudc danh mitc cay cim trdng la nhtrng cay cd ddc td, cd kha nang gay nguy hiem tdi ngudi, phuang tien va cdng trinh.
6. Cay xanh thudc danh muc cay trdng ban che la nhung cay an qua, cay tao ta intii gay anh hudng tdi siic khoe va mdi trudng ban che trdng tai nhung noi cdng cdng. chi dugc phep trdng theo quy hoach xay dyng dd thj, quy hoach chuyen nganh cay xanh hoac dy an dugc cap cd thim quydn phe duyet.
7. Cay nguy hiem la cay cd khuyet tat trong qua trinh phit trien cd kha nang xay ra rui ro khi cay hoac mdt phin ciia cay giy, dd vao ngudi, phuang tien vi cdng liTnh.
8. Vudn uom cay la vudn gieo, uom tap trung cac loai cay gidng theo mdt quy liinh ky thuat dd nhan gidng cay va dim bao cac tieu chuan cay trdng trudc khi xuit vudn.
Xdy dung Atlas cdy cd thu Hd Noi
*-). Duong kinh than cay tai chieu cad tieu chuan la dudng kinh dugc tinh bang 1/3 chu \i than cay tai chieu cao 1.3m.
10. Cat lia qua mirc quy djnh: la hanh ddng cit tia ldn ban 2.5'^;^ chtrc nang cua la \ii ciinh cay gay tdn thuc^ng tdi sy sdng ctia cay xanh trir mdt sd loai cay nhu: ca\ phat tridn chieu cao li chinh, it phat trien tan: cay Bonsai: cay canh tao tan hoac ca\ liong trudng hgp phii djch chuydn.
I I. Tia nggn cay khdng dting ky thuat cd nghTa la hanh ddng cat tia bdt nlitmj: canh cd duong kinh ldn hoac chat cut than cay.