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未来人们将怎样来保护农作物?这是许多人关心的问题。根据许多国家预测的结果,主要有以下几个领域,将逐渐成为今后农业的主要的防治手段。一些国家通过预测认为:到1998年微生物天敌将成为消灭害虫的主要手段之一;到1993年将普遍利用昆虫的性诱剂来捕杀害虫;到1997年弱病毒疫苗将在果树以及农作物上广泛地应用起来;到
How will people protect crops in the future? This is a concern for many people. According to the results predicted by many countries, there are mainly the following areas that will gradually become the main means of prevention and control in agriculture in the future. Some countries have predicted by predicting that by the year 1998, microbial natural enemies will become one of the major means of eradicating pests; by 1993, widespread use of insect sex attractants will kill pests; and by 1997, attenuated virus vaccines will be widely applied to fruit trees and crops Apply