Hay imported into Japan in 1995 contained exotic weed seeds

Asai, M. / Kurokawa, S. / Shimizu, N. et al. | British Library Online Contents | 2009

Missouri Basin inter-agency committee

Crawford, R.G. | Engineering Index Backfile | 1946

NBS Inter Agency Transducer Project

P. S. Lederer | NTIS | 1968

WEED CONTROL MATERIAL AND WEED CONTROL CONSTRUCTION METHOD USING WEED CONTROL MATERIAL

KIKUCHI SEIJI / ARAI YASUHARU / OGASAWARA MASARU | Europäisches Patentamt | 2016

WEED CONTROL SHEET AND WEED CONTROL METHOD

ARAKI AKITOSHI / SASAKI TAKASHI / WATANABE AKIRA et al. | Europäisches Patentamt | 2016