Yazar

curtis p clausen

15 cilt bulundu.

Cilt sonuçları

Insects injurious to agriculture in Japan

Curtis P. Clausen · U.S. Dept. of Agriculture

116 sayfa · 1931

Insect pests / Agriculture

The parasites of Popillia japonica in Japan and Chosen (Korea), and their introduction into the United States

Curtis P. Clausen · U.S. Dept. of Agriculture

56 sayfa · 1927

Japanese beetle / Parasites / Biological control

Insect parasites and predators of insect pests

Curtis P. Clausen · U.S. Dept. of Agriculture

22 sayfa · 1935

Insect pests / Biological control

The citrus insects of tropical Asia

Curtis P. Clausen · U.S. Dept. of Agriculture

36 sayfa · 1933

Citrus / Diseases and pests

Mealy bugs of citrus trees

Curtis P. Clausen · Agricultural Experiment Station

48 sayfa · 1915

Citrus / Mealybugs / Diseases and pests

Biological controlEntomophagous insectsCurtis P. Clausen

Entomophagous insects

Curtis P. Clausen · Hafner Pub. Co.

688 sayfa · 1962

Insects / Biology / Insect pests / Beneficial insects / Biological control

CiltINTRODUCED PARASITES AND PREDATORS OF ARTHROPOD PESTS AND WEEDSCurtis P. (editor) Clausen

INTRODUCED PARASITES AND PREDATORS OF ARTHROPOD PESTS AND WEEDS

Curtis P. (editor) Clausen · U. S. Dept. Of Agriculture

Sayfa sayısı yok · 1978

Kategori yok

Biological controlBiological control of insect pests in the continental United StatesCurtis P. Clausen

Biological control of insect pests in the continental United States

Curtis P. Clausen · U.S. Dept. of Agriculture

151 sayfa · 1956

Insect pests / Biological control

LadybugsLife-history and feeding records of a series of California CoccinellidaeCurtis P. Clausen

Life-history and feeding records of a series of California Coccinellidae

Curtis P. Clausen · University of California press

299 sayfa · 1916

Ladybugs

Biological controlBiological control of insects, and facilities for inter-American cooperation in the exchange of beneficial insectsCurtis P. Clausen

Biological control of insects, and facilities for inter-American cooperation in the exchange of beneficial insects

Curtis P. Clausen · Yayınevi bilinmiyor

19 sayfa · 1944

Insect pests / Biological control

Host-parasite relationshipsBiology of some Japanese and Chosenese grub parasites (Scoliidae)Curtis P. Clausen

Biology of some Japanese and Chosenese grub parasites (Scoliidae)

Curtis P. Clausen · U.S. Dept. of Agriculture

27 sayfa · 1932

Parasitic insects / Research / Host-parasite relationships

Japanese beetleFurther investigations of the parasites of Popillia japonica in the Far EastCurtis P. Clausen

Further investigations of the parasites of Popillia japonica in the Far East

Curtis P. Clausen · U.S. Dept. of Agriculture

58 sayfa · 1933

Control / Parasitic insects / Japanese beetle

Diseases and pestsThe citrus insects of JapanCurtis P. Clausen

The citrus insects of Japan

Curtis P. Clausen · U.S. Dept. of Agriculture

16 sayfa · 1927

Citrus / Diseases and pests

Diseases and pestsThe citrus blackfly in Asia, and the importation of its natural enemies into tropical AmericaCurtis P. Clausen

The citrus blackfly in Asia, and the importation of its natural enemies into tropical America

Curtis P. Clausen · U.S. Dept. of Agriculture

59 sayfa · 1932

Citrus / Parasitic insects / Diseases and pests

CiltMealy Bugs of Citrus Trees; B258Curtis P. (Curtis Paul) 1893- Clausen

Mealy Bugs of Citrus Trees; B258

Curtis P. (Curtis Paul) 1893- Clausen · Creative Media Partners, LLC

Sayfa sayısı yok · 2021

Kategori yok