Gustafsen (2 risultati)
- Rilegato
Da: Vedams eBooks (P) Ltd, New Delhi, IndiaVedams eBooks (P) Ltd
Contatta il venditoreVenditore con 4 stelleCondizione: Usato - Come nuovo
EUR 0,91
EUR 17,50 spedizioneSpedito da India a U.S.A.Quantità: 1 disponibili
Hardcover. Condizione: As New. Contents 1. Requirements for plant growth. 2. Nitrogenous fertilizer materials. 3. Phosphatic fertilizer materials. 4. Potash fertilizer materials. 5. Effects of fertilizers on crops and soils. 6. Factory mixed fertilizers. 7. Home mixing of fertilizers. 8. Purchase and use of fertilizers. 9. Limin…g in relation to fertilizer practice. 10. Organic matter in relation to fertilizer practice and use. Index. From the Preface This little book is an attempt to supply accurate up to date information as to the source and make up of commercial fertilizers. Special stress is laid on the effects of fertilizers on soils and crops in the hope of aiding the user in making a wise choice for his individual soil and cropping conditions. A fertilizer should satisfy the requirements of the particular crop to be grown. Farmers are urged to consider the interrelationship between crops and the effects of the residues from fertilizers used for one crop on those which follow. 172 pp.
Altre immaginiLingua: Svedese
Da: Big Red Books, Decatur, NE, U.S.A.Big Red Books
Contatta il venditoreVenditore con 2 stelleCondizione: Usato - Quasi ottimo
EUR 90,66
EUR 8,80 spedizioneSpedito in U.S.A.Quantità: 1 disponibili
Condizione: Near Fine. A Little While With Jesus Sermons and Songs.
