Kết quả tìm kiếm - EC Experts Group

Statistical and mathematical methods in population dynamics and pest control : proceedings of a meeting of the ECExperts' Group /Parma 26-28 October 1983 /

Được phát hành 1984 “…EC Experts Group…”

Weed control in vegetable production /

Được phát hành 1988 “…Proceedings of a meeting of the EC Experts' Group on Weed Control in Vegetable Production…”