Aims and Scope Agricultural Sciences in China (ASC) is an official publication of the Chinese Academy of Agricultural Sciences (CAAS). Agricultural Sciences in China seeks review and original contributions from all areas of agriculture and animal husbandry under the headings of: Crop Genetics & Breeding, Germplasm Resources, Molecular Genetics, Tillage & Cultivation, Physiology & Biochemistry, Ecology & Environment, Soil & Fertilization, Irrigation, Plant Protection, Horticulture, Storage, Fresh-keeping, Processing, Animal Science, Veterinary Science, Resource Insect, Review, Monograph and Short Communication.Acceptance The acceptance of a paper implies that it has been reviewed and recommended by at least two reviewers, of which one is from the Editorial Board as a super reviewer. Authors will generally be notified of acceptance, rejection, or need for revision within two months of receipt. The accepted papers will be published in a chronological order.Copyright ?2006, Chinese Academy of Agricultural Sciences. All rights reserved. Submission of a manuscript implies that the submitted work has not been published before (except as part of a thesis or lecture note or report, or in the form of an abstract); that it is not under consideration for publication elsewhere; that its publication has been approved by all co-authors as well as by the authorities at the institute where the work has been carried out; that, if and when the manuscript is accepted for publication, the authors hand over the transferable copyrights of the accepted manuscript to CAAS, and that the manuscript or parts thereof will thus not be published elsewhere in any language without the consent of the copyright holder. Copyrights include, without spatial or timely limitation, the mechanical, electronic and visual reproduction and distribution; electronic storage and retrieval; and all other forms of electronic publication or any other types of publication including all subsidiary rights.Submission An electronic file of a manuscript with original figures, along with a cover letter to the editors, should be submitted to the ASC Editorial Department. Submission via e-mail is preferred. And for any question involved, please feel free contact us: