Sulfuric acid rain effects on crop yield and foliar injury /

Mode of access: Internet.

Ricerche di morfologia.

Publication suspended 1945-1951.

The increase in length of foliar traces in certain evergreen plants /

Thesis (M.S.)--Cornell University, 1916.

Important biological and morphological characteristics of the foliar-feeding aphids of pecan /

Issued May 1978.