TY  - BOOK
AU  - Sharawy,Ahmed Mahmoud Aly
TI  - Studies on weed control by non-polluting physical methods in citrus orchards in North Africa
PY  - 1999///
KW  - Citrus
KW  - Weed control
KW  - Equilibrium
KW  - Soil animals
N1  - Thesis (Ph.D.)--Cairo University,1999; Includes bibliographical references (leaves 158-174); Microfiche; Cairo, Egypt; ASUNET; 4 microfiches:negative
ER  -