Copper robert ryan (15 résultats)

PAP. Etat : New. New Book. Shipped from UK. Established seller since 2000.

PAP. Etat : New. New Book. Shipped from UK. Established seller since 2000.

PAP. Etat : New. New Book. Shipped from UK. Established seller since 2000.

PAP. Etat : New. New Book. Shipped from UK. Established seller since 2000.

Etat : Like New. In unused condition, may show some slight shelf wear, but otherwise unread. This title was digitally scanned from a rare, out of print edition, and will have some visual artifacts from that process.

Etat : Like New. In unused condition, may show some slight shelf wear, but otherwise unread. This title was digitally scanned from a rare, out of print edition, and will have some visual artifacts from that process.

HRD. Etat : New. New Book. Shipped from UK. Established seller since 2000.

HRD. Etat : New. New Book. Shipped from UK. Established seller since 2000.

HRD. Etat : New. New Book. Shipped from UK. Established seller since 2000.

HRD. Etat : New. New Book. Shipped from UK. Established seller since 2000.

HRD. Etat : New. New Book. Shipped from UK. Established seller since 2000.

HRD. Etat : New. New Book. Shipped from UK. Established seller since 2000.

Paperback. Etat : New. Print on Demand. This book delves into the multifaceted nature of corn performance tests conducted in Illinois from 1936 to 1939. It provides a comprehensive examination of the standards and methodologies used in these tests, highlighting the key parameters evaluated, such as lodging resistance and sound corn yield. The data gathered from these tests sheds light on the genetic advancements made in hybrid corn during this period and contributes to our understanding of the factors influencing corn performance in various environmental conditions. The findings presented in this book serve as a valuable resource for researchers, farmers, and anyone interested in the history and science of corn improvement. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.…

Paperback. Etat : New. Print on Demand. This book offers a comprehensive overview of the ways in which hybrids have been and continue to be developed and tested. The author explains the methodologies and research techniques that are employed in hybrid corn production and performance assessment. The book discusses important aspects of hybrid corn performance, and presents the results of performance tests conducted over a five-year period in Illinois. The book also delves into the history of hybrid corn and its rise to prominence. After reading this book, you will gain a deep understanding of the science behind hybrid corn, and appreciate the crucial role it has played in agricultural advancements. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.…

Paperback. Etat : New. Print on Demand. This book chronicles the growth of hybrid corn in Illinois from its beginnings through to 1941. It offers readers a detailed look at the annual Illinois Corn Performance Tests from 1935 through 1941. The tests yielded significant data on the development, performance, and challenges facing hybrid corn production in Illinois during this period. The book provides a historical context for the development of hybrid corn and discusses the broader impact of this technology on the agricultural industry. The author also explores the thematic depth and ideas presented in the book, including the challenges of rootworm and disease damage, the importance of standing ability, the role of seed companies, and the impact of environmental conditions on corn performance. This book will be of interest to agricultural researchers, historians, and anyone interested in the history of corn production in the United States. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. …