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h maxwell lefroy

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Manual of Entomology

H. Maxwell-Lefroy · Arkose Press

572 sayfa · 2015

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Indian insect life

H. Maxwell-Lefroy · Today & Tomorrow's Printers & Publishers

786 sayfa · 1909

Insects

CiltManual of entomologyH. Maxwell-Lefroy

Manual of entomology

H. Maxwell-Lefroy · Edward Arnold

541 sayfa · 1923

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CiltIndian Insect PestsH. Maxwell-Lefroy

Indian Insect Pests

H. Maxwell-Lefroy · calcutta Superindent Of Government Press

344 sayfa · 1906

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CiltPreliminary Account of the Biting Flies of IndiaH. Maxwell-Lefroy

Preliminary Account of the Biting Flies of India

H. Maxwell-Lefroy · Creative Media Partners, LLC

Sayfa sayısı yok · 2018

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Cotton leafrollerThe cotton leaf-roller (Sylepta derogata, Fabr.)H. Maxwell-Lefroy

The cotton leaf-roller (Sylepta derogata, Fabr.)

H. Maxwell-Lefroy · W. Thacker & Co.

110 sayfa · 1908

Cotton leafroller

Silk industryEri-silk as a cottage industry in the United ProvincesH. Maxwell-Lefroy

Eri-silk as a cottage industry in the United Provinces

H. Maxwell-Lefroy · Printed at the Pioneer Press

25 sayfa · 1910

Silkworms / Silk industry

InsecticidesInquiry into the insecticidal action of some mineral and other compounds on caterpillarsH. Maxwell-Lefroy

Inquiry into the insecticidal action of some mineral and other compounds on caterpillars

H. Maxwell-Lefroy · W. Thacker & Co.

327 sayfa · 1913

Insecticides

InsectsNotes on Indian scale insects (Coccidæ)H. Maxwell-Lefroy

Notes on Indian scale insects (Coccidæ)

H. Maxwell-Lefroy · W. Thacker & Co.

137 sayfa · 1908

Scale insects / Insects

Dysdercus cingulatusThe red cotton bug (Dysdercus cingulatus, Fabr.)H. Maxwell-Lefroy

The red cotton bug (Dysdercus cingulatus, Fabr.)

H. Maxwell-Lefroy · W. Thacker & Co.

58 sayfa · 1908

Dysdercus cingulatus

Tobacco-caterpillarThe tobacco caterpillar (Prodenia littoralis)H. Maxwell-Lefroy

The tobacco caterpillar (Prodenia littoralis)

H. Maxwell-Lefroy · W. Thacker & Co.

93 sayfa · 1908

Tobacco-caterpillar

CiltMeasures for avoidance and extermination of flies, mosquitoes, lice and other verminH. Maxwell-Lefroy

Measures for avoidance and extermination of flies, mosquitoes, lice and other vermin

H. Maxwell-Lefroy · The Author.

16 sayfa · 1915

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Control ofReport on trials of the South African locust fungus in IndiaE. J. Butler, H. Maxwell-Lefroy

Report on trials of the South African locust fungus in India

E. J. Butler, H. Maxwell-Lefroy · Office of the superintendent, government printing, India

Sayfa sayısı yok · 1907

Locusts / Control of

CiltMemoirs Of The Department Of Agriculture In India Vol-II, No.1H. Maxwell-Lefroy

Memoirs Of The Department Of Agriculture In India Vol-II, No.1

H. Maxwell-Lefroy · Agricultural Research Institute, Pusa

324 sayfa · 1908

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CiltHints and suggestions for the treatment of the Moth Borer in sugar caneH. Maxwell-Lefroy

Hints and suggestions for the treatment of the Moth Borer in sugar cane

H. Maxwell-Lefroy · Yayınevi bilinmiyor

Sayfa sayısı yok · 1900

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CiltIndian Insect PestsH. (Harold) 1877-1925 Maxwell-Lefroy

Indian Insect Pests

H. (Harold) 1877-1925 Maxwell-Lefroy · Creative Media Partners, LLC

Sayfa sayısı yok · 2023

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