Scientific Commons: C. J. Langerak

The need for a supply of high quality organic vegetable seeds (2006)

Groot, S.P.C., Jalink, H., Köhl, J., Langerak, C.J., Michta, A., Werner, S., ...

Production of high quality organic vegetable seeds encounters several challenges. Research is performed to support seed companies in producing vigorous and healthy organic vegetable seeds. Examples...

The need for a supply of high quality organic vegetable seeds (2006)

Groot, S.P.C., Jalink, H., Köhl, J., Langerak, C.J., Michta, A., Werner, S., ...

Production of high quality organic vegetable seeds encounters several challenges. Research is performed to support seed companies in producing vigorous and healthy organic vegetable seeds. Examples...

The need for a supply of high quality organic vegetable seeds (2006)

Groot, S.P.C., Jalink, H., Köhl, J., Langerak, C.J., Michta, A., Werner, S., ...

Production of high quality organic vegetable seeds encounters several challenges. Research is performed to support seed companies in producing vigorous and healthy organic vegetable seeds. Examples...

Production of organic seeds: Status, Challenges and Prospects (2005)

Groot, S.P.C., Jalink, H., Langerak, C.J.

General article on the requirements of organic agriculture for seed production. Beside this the organic agricultural system has other demands for organic seed since it does not use chemical control...

Production of organic seeds: Status, Challenges and Prospects (2005)

Groot, S.P.C., Jalink, H., Langerak, C.J.

General article on the requirements of organic agriculture for seed production. Beside this the organic agricultural system has other demands for organic seed since it does not use chemical control...

Production of organic seeds: status, challenges and prospects (2005)

Groot, S.P.C., Jalink, H., Langerak, C.J.

Challenges for the production of high quality organic seeds (2005)

Groot, S.P.C., Jalink, H., Langerak, C.J.

Zaadbesmetting op tweejarige gewassen: ziekteoverdracht van Botrytis aclada in ui (2005)

Langerak, C.J., Köhl, J.

Biological control of Alternaria radicina in seed production of carrots with Ulocladium atrum (2004)

Köhl, J., Langerak, C.J., Meekes, E.T.M., Molhoek, W.M.L.

Gezond en vitaal biologisch uitgangsmateriaal (2004)

Groot, S.P.C., Jalink, H., Langerak, C.J., Stevens, L.H.

Aspects of the use of honeybees and bumblebees as vector of antagonistic micro-organisms in plant diseas control (2003)

Langerak, C.J., Dik, A.J.

Honeybees (Apis mellifera L.) and bumblebees (Bombus terrestris L.) are used for pollination in agriculture and horticulture. The morphological and behavioural characteristics of bees make them good...

Detection of the Plant Pathogenic Bacterium Xanthomonas campestris pv. campestris in Seed Extracts of Brassica sp. Applying Fluorescent Antibodies and Flow Cytometry (2002)

Chitarra, L.G., Langerak, C.J., Bergervoet, J.H.W.

Time of pod set and seed position on the plant contribute to variation in quality of seeds within soybean seed lots (2000)

C.J. Langerak, P.C. Struik

Time to pod set and seed position on the plant were studied as possible within-plant components contributing to variation in quality of seeds within seed lots of soyabean (Glycine max) cultivar...

Time of pod set and seed position on the plant contribute to variation in quality of seeds within soybean seed lots (2000)

C.J. Langerak, P.C. Struik

Time to pod set and seed position on the plant were studied as possible within-plant components contributing to variation in quality of seeds within seed lots of soyabean (Glycine max) cultivar...

Uniformity, performance and seed quality of soybean (Glycine max (L.) Merrill) seed crops grown from sub-samples of one seed lot obtained after selection for physical seed attributes (2000)

Illipronti, R.A., Langerak, C.J., Lommen, W.J.M., Struik, P.C.

In a glasshouse experiment it was examined whether narrow grading and selection from a commercial soybean seed lot cultivar ‘IAS-5’, could improve the uniformity of the seed crop grown from it...

Time of pod set and seed production on the plant contribute to variation in quality of seeds within soybean seed lots (2000)

Illipronti, R.A., Lommen, W.J.M., Langerak, C.J., Struik, P.C.

Time to pod set and seed position on the plant were studied as possible within-plant components contributing to variation in quality of seeds within seed lots of soyabean (Glycine max) cultivar...

Variation in physical seed attributes relates to variation in growth of soybean seedlings within a seed lot (1999)

Illipronti, R.A., Langerak, C.J., Lommen, W.J.M.

Variation in physical seed attributes related to variation in growth of soybean seedlings within a seed lot (1999)

Illipronti, R.A., Langerak, C.J., Lommen, W.J.M.

Microbial reference materials in seed health test standardization (1999)

Langerak, C.J., Roberts, S.J., Lyons, N.F.

Pod position on the plant and time of pod set as sources of variation in quality of seeds within soybean (Glycine max (L.) Merill) seed lots produced under normal and high temperatures (1998)

Lommen, W.J.M., Illipronti, R.A., Langerak, C.J., Struik, P.C.

Report of the Plant Disease Committee 1995-1998 (1998)

Langerak, C.J.

Incidence and transmittance of Alternaria spp. and other seed-borne fungi on seeds of crambe (Crambe abyssinica) in the Netherlands (1998)

Mastebroek, H.D., Anker, C.C., Langerak, C.J., Marvin, H.J.P.