论文部分内容阅读
中央农业广播学校《农作物病虫害防治学》这门课,在我区开始学习了。怎样学好这门课呢?首先大家一定会问:这门课讲些什么内容呢?我们从这门课的名词就可以知道个大概,即讲各种作物,包括蔬菜和果树上常见的主要害虫和病害及其防治方法。所以,它是一门生产性、实践性很强的课程,是紧密配合生产的。那么怎样来学好这门课呢?提几点意见,供大家参考。1、这门课分两大部分:总论和各论。前半部分为总论,讲的是农业昆虫和病原微生物的基本知识,田间调查,预测预报和综合防治的基本方法。所以它是这门课的
Central Agricultural Broadcasting School “crop pest control science” this course, started learning in our district. First of all, we will ask: What is the content of this course? We can know from the nouns in this course that a rough, that is, a variety of crops, including vegetables and fruit trees common pests And diseases and prevention methods. So, it is a productive, practical course that works closely together. So how to learn this course? A few comments, for your reference. 1, This course is divided into two parts: General Theory and Theory. The first half is a general discussion about the basic knowledge of agricultural insects and pathogenic microorganisms, the basic methods of field investigation, prediction and comprehensive prevention and control. So it is this course