Visual Soil Assessment (VSA)
Maize Part 2
This publication contains visual indicators of environmental performance under cropping
发布者: Food and Agriculture Organization of the United Nations (FAO)
作者: Graham Shepherd
组 织: Food and Agriculture Organization of the United Nations (FAO)
年份: 2010
国际标准图书编号: 978-92-5-105941-8
类别: 手册
内容语言: English