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s j du plessis

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International economics

S. P. J. Du Plessis · Butterworth

366 sayfa · 1987

International economic relations / BUSINESS & ECONOMICS / International / Economics / General

International economics

S. P. J. Du Plessis · Heinemann

320 sayfa · 1996

International economic relations

Diseases and pestsDie voorkoms en bestryding van roetdou op sultanastokke veroorsaak deur Exosporium sultanae nov. specS. J. Du Plessis

Die voorkoms en bestryding van roetdou op sultanastokke veroorsaak deur Exosporium sultanae nov. spec

S. J. Du Plessis · Nasionale Pers, Beperk

32 sayfa · 1946

Leaf spots / Grapes / Diseases and pests

Diseases and pestsVirus diseases and some symptomologically related abnormalities of the vineS. J. Du Plessis

Virus diseases and some symptomologically related abnormalities of the vine

S. J. Du Plessis · University of Stellenbosch

33 sayfa · 1950

Climbing plants / Diseases and pests

Cilt'n Blaarvleksiekte van wingerd veroorsaak deur Isariopsis Fuckelii (Thüm.)S. J. Du Plessis

'n Blaarvleksiekte van wingerd veroorsaak deur Isariopsis Fuckelii (Thüm.)

S. J. Du Plessis · Yayınevi bilinmiyor

26 sayfa · 1942

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Diseases and pestsDrie nuwe siektes van blomtuinplanteS. J. Du Plessis

Drie nuwe siektes van blomtuinplante

S. J. Du Plessis · Nasionale Pers, Beperk

16 sayfa · 1933

Ornamental Plants / Diseases and pests

Diseases and pestsDie morphologiese eienskappe en die parasitisme van verskillende Fusaria op aartappelsS. J. Du Plessis

Die morphologiese eienskappe en die parasitisme van verskillende Fusaria op aartappels

S. J. Du Plessis · Nasionale Pers, Beperk

24 sayfa · 1933

Fusarium orthoceras / Potatoes / Diseases and pests

SynchytriumBeskryving van Synchytrium cotulae nov. spec. op Cotula coronopifolia Linn. in Suid-AfrikaS. J. Du Plessis

Beskryving van Synchytrium cotulae nov. spec. op Cotula coronopifolia Linn. in Suid-Afrika

S. J. Du Plessis · Nasionale Pers, Beperk

11 sayfa · 1933

Fungi / Synchytrium

Diseases and pestsParasitisme, morphologie en physiologie van Fusarium solani (Mart.) Sacc. op uieS. J. Du Plessis

Parasitisme, morphologie en physiologie van Fusarium solani (Mart.) Sacc. op uie

S. J. Du Plessis · Nasionale Pers, Beperk

16 sayfa · 1932

Fusarium solani / Onions / Diseases and pests

CiltFurther studies on the control of Botrytis rot in grapesS. J. Du Plessis

Further studies on the control of Botrytis rot in grapes

S. J. Du Plessis · Yayınevi bilinmiyor

32 sayfa · 1938

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CiltAnthracnose of vines and its control in South AfricaS. J. Du Plessis

Anthracnose of vines and its control in South Africa

S. J. Du Plessis · Yayınevi bilinmiyor

47 sayfa · 1940

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Powdery mildew diseasesPowdery mildew of the vine and its controlS. J. Du Plessis

Powdery mildew of the vine and its control

S. J. Du Plessis · Yayınevi bilinmiyor

20 sayfa · 1944

Grapes / Diseases and pests / Powdery mildew diseases

BibleJesus en die kanon van die Ou TestamentS. J. Du Plessis

Jesus en die kanon van die Ou Testament

S. J. Du Plessis · T. Wever

179 sayfa · 1950

Views on the Old Testament / Canon / Relation to the Old Testament / Bible

CiltBacterial blight of vines (Vlamsiekte) in South Africa caused by Erwinia Vitivora (Bacc.) Du P.S. J. Du Plessis

Bacterial blight of vines (Vlamsiekte) in South Africa caused by Erwinia Vitivora (Bacc.) Du P.

S. J. Du Plessis · Yayınevi bilinmiyor

105 sayfa · 1940

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CiltThe occurrence of the Dead-arm disease of vines in South AfricaS. J. Du Plessis

The occurrence of the Dead-arm disease of vines in South Africa

S. J. Du Plessis · Yayınevi bilinmiyor

Sayfa sayısı yok · 1938

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Environmental & ecological scienceNgobume Bendawo 1 (Siyazithanda Izifund)J. du Plessis, S. Coetzer

Ngobume Bendawo 1 (Siyazithanda Izifund)

J. du Plessis, S. Coetzer · Juta Gariep

Sayfa sayısı yok

Environmental & ecological science

Environmental & ecological scienceRe Rata Thutatikologo Setlhopha SA 2-TswJ. du Plessis, S. Coetzer

Re Rata Thutatikologo Setlhopha SA 2-Tsw

J. du Plessis, S. Coetzer · Juta Gariep

Sayfa sayısı yok

Environmental & ecological science

Environmental & ecological scienceSobunjalo Bandawo 1 (Siyazithanda Izifund)J. du Plessis, S. Coetzer

Sobunjalo Bandawo 1 (Siyazithanda Izifund)

J. du Plessis, S. Coetzer · Juta Gariep

Sayfa sayısı yok

Environmental & ecological science

CiltHi Rhandza Ntivo-mbanga Ntangha 2J. du Plessis, S. Coetzer

Hi Rhandza Ntivo-mbanga Ntangha 2

J. du Plessis, S. Coetzer · Juta Gariep

Sayfa sayısı yok

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Environmental & ecological scienceRe Rata Thutatikologo Setlhopha SA 1-TswJ. du Plessis, S. Coetzer

Re Rata Thutatikologo Setlhopha SA 1-Tsw

J. du Plessis, S. Coetzer · Juta Gariep

Sayfa sayısı yok

Environmental & ecological science

Environmental & ecological scienceSobunjalo Bandawo 2 (Siyazithanda Izifund)J. du Plessis, S. Coetzer

Sobunjalo Bandawo 2 (Siyazithanda Izifund)

J. du Plessis, S. Coetzer · Juta Gariep

Sayfa sayısı yok

Environmental & ecological science

Environmental & ecological scienceRe Rata Thutatikologo Mophato Wa1J. du Plessis, S. Coetzer

Re Rata Thutatikologo Mophato Wa1

J. du Plessis, S. Coetzer · Juta Gariep

Sayfa sayısı yok

Environmental & ecological science

Environmental & ecological scienceHi Rhandza Ntivo-mbango Ntangha 1J. du Plessis, S. Coetzer

Hi Rhandza Ntivo-mbango Ntangha 1

J. du Plessis, S. Coetzer · Juta Gariep

Sayfa sayısı yok

Environmental & ecological science

CiltNgobume Bendawo 2 (Siyazithanda Izifund)J. du Plessis, S. Coetzer

Ngobume Bendawo 2 (Siyazithanda Izifund)

J. du Plessis, S. Coetzer · Juta Gariep

Sayfa sayısı yok

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CiltRe Rata Thuto Ya Tikoloho Sehlopha SA 2J. du Plessis, S. Coetzer

Re Rata Thuto Ya Tikoloho Sehlopha SA 2

J. du Plessis, S. Coetzer · Juta Gariep

Sayfa sayısı yok

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Environmental & ecological scienceRe Rata Thutatikologo Mophato Wa2J. du Plessis, S. Coetzer

Re Rata Thutatikologo Mophato Wa2

J. du Plessis, S. Coetzer · Juta Gariep

Sayfa sayısı yok

Environmental & ecological science

CiltDescriptions of some new species of South African fungi and of species not previously recorded in South Africa-Len Verwoerd, S. J. Du Plessis

Descriptions of some new species of South African fungi and of species not previously recorded in South Africa-

Len Verwoerd, S. J. Du Plessis · Yayınevi bilinmiyor

297 sayfa · 1931

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