行草，是介于行书、草书之间的一种书体和书法风格，可以说是行书的草化或草书的行化。它是为了弥补楷书的刻板和草书的难于辨认而产生的。行书大约是在东汉末年产生的。
本文阐述了如何利用NOAA资料进行草地监测和产草量估计。
This paper described using the NOAA data for grassland monitor and yield estimation.
同时对改进现行草地分类、提高遥感图象解译水平等问题进行了讨论。
Futhermore, it also includes the improvement of current grassland classification and the level of interpretation by means of remote sensing image.
为了有效地进行草地蝗虫的防治，必须摸清其生长和繁殖与生态环境条件的关系。
For effective control of grasshoppers, it is essential to clarify the relationship between the growing and reproduction of grasshoppers and the ecological environment they live in.
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