Sign In
GlobalView
VITAL Repository 5.2
Showing items 1 − 15 of 25.
Add to Quick Collection All 25 Results
Add All Items to Quick Collection
Authors:
ASTM
Date: 2019-05-14
|2019-05-14
|2001–1
|2006
|
|
|
|
|
|
|
Subject: Document Delivery | Translations | Books of Standards Volume 09.01 | Chemistry and technology of rubber: general
Language: EN
Type: Article
Identifier: valet-20190514-092532
Description: These test methods are suitable for process control, for product acceptance, and for research and development. The scope of these test methods cover the determination of lead, zinc, copper, and mangan… More
Authors:
Leniger, H. A.
Date: 2018-08-3
|2018-08-3
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180803-120942
Description: On some estates of the Netherlands-Indies Agricultural Company Ltd. good results have of late been obtained with crepe batteries, manufactured in this country (by Brant). Expecting that there would be… More
Full Text: 
Authors:
De Fluiter, H. J.
Date: 2018-08-3
|2018-08-3
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180803-132548
Description: The occurrence of fungi, belonging to the genus Hellcobasidium on Hevea has already long been known. Fetch for instance (3 page 198) in 1911 mentioned that in 1901 in British Malaya a sterile mycelium… More
Full Text:
Authors:
Engr | de Jong, W. H.
Date: 2018-08-2
|2018-08-2
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180802-124919
Description: In “De Bergcultures” of 13 Novemoer 1837, page 1618 etc. some fertilizing experiments with Hevea were reported upon. Herebelow we give further information on the same subject. All experiments, here in… More
Full Text:
Authors:
Anon
Date: 2018-08-2
|2018-08-2
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180802-152359
Description: I have the pleasure herewith to inform you of the results of the enquiry, held this year as in 1937, into the yields of unmixed fields of budded Hevea trees. Enquiry-forms were sent to all those estat… More
Full Text:
Authors:
Fischnich, O.
Date: 2018-08-2
|2018-08-2
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180802-155345
Description: The experiments that will be described here, have however not been made in moist air - (as described in the earlier paper) - because in spite of all precautions taken the risk of mould attack on the c… More
Full Text:
Authors:
van Hell, W. F.
Date: 2018-08-2
|2018-08-2
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180802-162736
Description: The thorough physiological investigations, made in the last few years, have shown that the growth and development of plants like those of animals is governed by certain substances known as hormones. A… More
Full Text:
Authors:
Schrieke, O.B.
Date: 2018-07-27
|2018-07-27
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180727-124945
Description: It has been found that the Westfalia centrifuge used is very suitable for concentrating latex. Compared with other separators it has the advantage of the high efficiency due to the low rubber percenta… More
Full Text:
Authors:
van Gils, G.E.
Date: 118-09-7
|118-09-7
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180907-09084
Description: Generally the of DRC of latex is mentioned the term is used to indicate a determined weight of crepe rubber obtained from 100 grams of latex by means of coagulation with an acid. The determination its… More
Full Text:
Authors:
Anon
Date: 118-09-7
|118-09-7
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180907-092641
Description: When selecting planting-material the A.P.A. generally has no preference for clone over seedling family or the reverse. When buying budwood of a well tested clone, one knows exactly what one buys and n… More
Full Text:
Authors:
Meyer, A.H.
Date: 118-09-7
|118-09-7
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180907-095822
Description: Lecture given at the General Meeting of the Planters’ Association “Samarang-Kedoe” on June 10th, 1939. The author reviewed about the restriction of the rubber-exports from the Netherlands Indies and t… More
Full Text:
Authors:
Kraay, G.M.
Date: 118-09-6
|118-09-6
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180906-091358
Description: Lecture given at the Meeting of the Chemical Circle at Buitenzorg on June 19th 1939. The subject: “The Creaming of Latex” was discussed at the request of Professor Dr. Engr. F.K.Th. van Iterson, Direc… More
Full Text:
Authors:
Lambers, M Hille Ris
Date: 118-09-5
|118-09-5
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180905-142657
Description: On many estates in our region extensive programmes of rubber budding will hare to be carried out in the course of the coming west-monsoon, though up to now little rubber budding work has up to now bee… More
Full Text:
Authors:
De Jong, W.H.
Date: 118-09-4
|118-09-4
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180904-102627
Description: In continuation of the Short Report No. 14 (based on article in ‘De Bergcultures” vol.12 (1938) p.929) the author discussed about the production figures for the clone Gendang Tapen I for 1938. Basical… More
Full Text:
Authors:
de Fluiter, H.J.
Date: 118-09-4
|118-09-4
|2001–1
|1939
|
|
|
|
|
|
|
Language: EN
Type: Article
Identifier: valet-20180904-14358
Description: It is the Intention of this paper to draw attention to a fee root fungi that in the course of the years 1935 to 1938 inclusive during investigations, made in the fields, were discovered and some of wh… More
Full Text:
Disclaimer |
Privacy |
Copyright |
Contact |
Back To Top