刍议哈尔滨市农业生态环境的特点

农业生态系统是在一定时间和地区内，人类从事农业生产，利用农业生物与非生物环境之间以及与生物种群之间的关系，在人工调节和控制下，建立起来的各种形式和不同发展水平的农业生产体系，其环境、气候、化肥虽在表面上没有什么必然的联系，但却互相影响、制约，对农业生态系统的变化起着重要的作用。笔者结合哈尔滨农业生态系统中化肥、气候及环境三者之间的相互关系进行了分析，就如何进一步改善农业生态环境，促进农业更好发展，提出了建议。

The Particular of Agro-ecological Environment in Harbin

Agricultural ecosystem refers to the agricultural production systems in various forms and at various development levels,which are,under artificial regulation and control,established by human beings in certain extend of time and region in the process of agricultural production by using the connection between agricultural organisms and abiotic environment as well as the connection between biological species.Although its environment,climate and fertilizer indicate no positive connection apparently,there are in...