Dusting cotton from airplanes Dusting cotton from airplanes / di Coad, B. R.

Recent experimental work on poisoning cotton-boll weevils / di Coad, B. R.

Feeding habits of the boll weevil on plants other than cotton / di Coad, B. R.

The rules for poisoning the cotton boll weevil The rules for poisoning the cotton boll weevil / di Coad, B. R., Cassidy, T. P.

Dusting machinery for cotton boll weevil control Dusting machinery for cotton boll weevil control / di Johnson, Elmer, Coad, B. R.

Cotton boll weevil control by the use of poison / di Coad, B. R., Cassidy, T. P.

Insect injury to cotton seedlings / di Coad, B. R., Howe, R. W.

Dusting cotton from airplanes / di Coad, B. R., Johnson, E., McNeil, G. L.

Dusting machinery for cotton boll weevil control / di Johnson, Elmer

Altri autori: “...Coad, B. R....”