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The protection of minor vegetable crops, 1985-1989 : citations from AGRICOLA concerning diseases and other environmental considerations
Biotechnology of algae : a bibliography
The protection of rice, 1980-April 1989 : citations from AGRICOLA concerning diseases and other environmental considerations
The protection of turf grasses, 1979-March 1987 : citations from AGRICOLA concerning diseases and other environmental considerations
A manual of bee husbandry
Bee disease control
Cockroaches How to control them. [Rev. Oct. 1969
Controlling wood-destroying beetles in buildings and furniture
A plan for cooperative research on the salt requirements of representative agricultural plants
For and against soil microbes