Crop productivity.

Podrobná bibliografie
Korporace:	BIOTOL (Project), Open Universiteit (Heerlen, Netherlands), University of Greenwich
Médium:	Kniha
Jazyk:	angličtina
Vydáno:	Oxford, Boston Butterworth-Heinemann 1994.
Edice:	Biotechnology by Open Learning (Series)
Témata:	Agricultural productivity > Programmed instruction. Crop yields > Programmed instruction.