TY  - BOOK
AU  - EL-Sherbeny,El-Hassanien
TI  - Study of the effect of depth of sowing, cultivation and nitrogen fertilizer placement on the growth and yield of zea mays
PY  - 1974///
KW  - Corn
KW  - Growth
KW  - Fertilizers
KW  - Plowing
KW  - Sowing
N1  - Thesis (M.S.)-- Ain Shams University, 1974; Includes bibliographical references (leaves 138-152); Microfiche; ASUNET; Ain Shams University; 3 microfiches : negative
ER  -