Biological control of cotton aphid (Aphis gossypii Glover) in cotton (inter) cropping systems in China
Subtitle: a simulation study
By: Jingyuan Xia
Contributors: Landbouwuniversiteit Wageningen
Publisher: [s.n.]
Published: 1997
Place of publication: Wageningen
Language: eng
Number of pages: 173
Notes: "Propositions" inserted.

Thesis (doctoral)--Landbouwuniversiteit Wageningen, 1997.

Includes bibliographical references (p. 149-160)

Summary in Chinese and Dutch.