Chemistry and the world food problem
Bradford, Derek
Chemistry and the world food problem by Derek Bradford - London Heinemann Educational 1971 - vii,43p ill 20x22cm Sd - Foreground chemistry no.8 .
Bibl.p.43
0435642987
Agricultural chemistry
Food
Chemistry and the world food problem by Derek Bradford - London Heinemann Educational 1971 - vii,43p ill 20x22cm Sd - Foreground chemistry no.8 .
Bibl.p.43
0435642987
Agricultural chemistry
Food
