TY  - BOOK
AU  - Shear,G.M.
AU  - Shear,G.M.
TI  - Commercial growing of watercress
T2  - Farmers' bulletin no. 2233
AV  - S21 .A6 no. 2233
U1  - 635.5/6 
PY  - 1968///]
CY  - Washington]
PB  - U.S. Dept. of Agriculture; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.
KW  - Watercress
N1  - Supersedes his Growing watercresses, issued as U.S. Dept. of Agriculture. Leaflet no. 448
ER  -