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Results for “Scale insects”

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At least 199 records · Page 11Linked to original sources

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Natural history and habits of the codling moth, or apple worm : also, notes on the scale insect — Illustration, BHL page 17208564

Biodiversity Heritage Library1879

Natural history and habits of the codling moth, or apple worm : also, notes on the scale insect — Illustration, BHL page 17208564

California↗

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 19

Biodiversity Heritage Library1897

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 19

Fumigation↗

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 22

Biodiversity Heritage Library1897

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 22

Fumigation↗

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 28

Biodiversity Heritage Library1897

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 28

Fumigation↗

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 15

Biodiversity Heritage Library1897

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 15

Fumigation↗

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 13

Biodiversity Heritage Library1897

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 13

Fumigation↗

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 11

Biodiversity Heritage Library1897

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 11

Fumigation↗

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 8

Biodiversity Heritage Library1897

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, Page 8

Fumigation↗

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, BHL page 23172294

Biodiversity Heritage Library1897

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, BHL page 23172294

Fumigation↗

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, BHL page 23172295

Biodiversity Heritage Library1897

Gas treatment for scale insects; treating of the operations of the Horticultural Board's fumigating outfit, the applicability of the fumigation process in Cape Colony, and embodying a full description of the equipment necessary for fumigation with hydrocyanic acid gas — Illustration, BHL page 23172295

Fumigation↗

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 18

Biodiversity Heritage Library1906

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 18

California↗

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 19

Biodiversity Heritage Library1906

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 19

California↗

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 20

Biodiversity Heritage Library1906

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 20

California↗

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 23

Biodiversity Heritage Library1906

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 23

California↗

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 24

Biodiversity Heritage Library1906

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 24

California↗

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 27

Biodiversity Heritage Library1906

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 27

California↗

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 28

Biodiversity Heritage Library1906

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 28

California↗

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 30

Biodiversity Heritage Library1906

The Coccidae of California; a descriptive list of the different scale insects found in and reported from California — Illustration, Page 30

California↗