Crop productivity.

Dettagli Bibliografici
Enti autori:	BIOTOL (Project), Open Universiteit (Heerlen, Netherlands), University of Greenwich
Natura:	Libro
Lingua:	English
Pubblicazione:	Oxford, Boston Butterworth-Heinemann 1994.
Serie:	Biotechnology by Open Learning (Series)
Soggetti:	Agricultural productivity > Programmed instruction. Crop yields > Programmed instruction.