Results 31 to 40 of about 467 (92)

Richard Thun (1899 - 1945) als Forscher und Lehrer der Agrikulturchemie [PDF]

open access: yes, 2013
Der Agrikulturchemiker Richard Thun (1899-1945) wurde als Sohn eines Bauern in Wapelfeld bei Hohenweststedt/Schleswig-Holstein geboren. Nach dem Abitur 1918 in Kiel und kurzer Militärzeit in Jüterbog studierte er von 1919 – 1924 in Kiel und Halle Chemie.
Blume, Hans-Peter, Deller, Berthold
core  

Surface pretretament by phosphate conversion coatings - A review [PDF]

open access: yes, 2005
Phosphating is the most widely used metal pretreatment process for the surface treatment and finishing of ferrous and non-ferrous metals. Due to its economy, speed of operation and ability to afford excellent corrosion resistance, wear resistance ...
Sankara Narayanan, T S N
core  

Synthesis and adsorption of polymers :: control of polymer and surface structure/ [PDF]

open access: yes, 1992
Polymer surface modification can be accomplished by several techniques including chemical reaction and adsorption. In Chapter I, a simple and versatile technique to introduce carboxylic acid functionality to the surfaces of three fluoropolymer film ...
Shoichet, Molly Sandra
core   +2 more sources

KHảO SáT ĐặC ĐIểM SINH TRƯởNG, Sự RA HOA Và PHáT TRIểN TRáI NHãN E-DOR (DIMOCARPUS LONGAN LOUR.) TạI HUYệN CHÂU THàNH, TỉNH ĐồNG THáP [PDF]

open access: yes, 2011
Đề tài được thực hiện nhằm tìm hiểu đặc điểm ra đọt, ra hoa và phát triển trái nhãn E-Dor. Thí nghiệm được thực hiện trên 10 cây nhãn E-Dor 5 năm tuổi tại huyện Châu Thành, tỉnh Đồng Tháp từ tháng 7/2009 đến tháng 7/2010.
Trần Văn Hâu, Đỗ Minh Huân
core   +1 more source

Directory of sources of fertilizer-related information with special reference to Asia and the Pacific [PDF]

open access: yes, 2000
The Directory of Sources of Fertilizer-Related Information with Special Reference to Asia and the Pacific, published in 2000, provides a comprehensive resource for organizations and institutions involved in the fertilizer sector.
UN.ESCAP
core  

ANALISIS KANDUNGAN FORMALIN DALAM JAHE GILING DAN LENGKUAS GILING YANG DIJUAL DI PASAR TRADISIONAL DI WILAYAH KOTA PADANG [PDF]

open access: yes, 2017
This study purpose to identify formalin content in food material. Prior research has showed that formalin has negative impact to human health and according to the problem, more research related to formalin content in food is necessary.
Anggia, Malse
core   +1 more source

MOUTHRINSES AND POTENTIAL FOR HARM TO ORAL HEALTH: OBAT KUMUR DAN POTENSI UNTUK MENIMBULKAN KELAINAN TERHADAP KESEHATAN RONGGA MULUT [PDF]

open access: yes, 2010
Oral care product produced primarily to benefit oral and dental health. Throughits role in the prevention and treatment ofgingival and periodontal disease, there is the potential for benefits of oral hygiene p roduct in the prevention of systemicdisease ...
Natalina
core   +1 more source

FORMULASI CHEWABLE LOZENGES YANG MENGANDUNG EKSTRAK KEMANGI (Ocimum sanctum L.) [PDF]

open access: yes, 2010
Daun kemangi (Ocimum sanctum L.) mengandung minyak atsiri, saponin, flavonoid, dan tannin. Minyak atsiri adalah komponen terbesar dalam daun kemangi. Minyak atsiri dapat digunakan sebagai antibakteri.
SESELLA, ALISA DYAN
core  

Modern Operations in Pulping & Bleaching : a Paper Engineering Primer [PDF]

open access: yes
The pulp and paper industry is one of the world’s most essential and enduring manufacturing sectors, producing materials that touch nearly every aspect of daily life. At its core, the industry is built on complex engineering processes that transform wood
Brogdon, Brian N., Lucia, Lucian A.
core   +2 more sources

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