Isbn: 9787517048701 - 基于农田水土环境安全的盐渍化灌区生态施肥模式研究 (1 risultati)

paperback. Condizione: New. Paperback. Pub Date: 2016-12-01 Pages: 175 Language: Chinese Publisher: China water conservancy and hydropower press based on farmland soil and water environment safety of salinization irrigation area ecological fertilization model research is divided into 12 chapters. chapter 1 is the introduction;Chapter 2 as the study area;Chapter 3 for nitrogen and phosphorus. corn interplanting mode wheat yield effect research;The first. …