For the sake of researching the method of using slight saline water to irrigation, the infiltration tests with different alternative irrigation of fresh and saline water are conducted. 咸淡混浇是将浅井微咸水和深井淡水按一定比例进行混合灌溉的一种灌溉方式,具有节水、节能、投资小、见效快等优点。
In order to guide farmland irrigation in winter and spring, a series of field infiltration tests during ( seasonal) freezing-thawing period were conducted using two-ringer infiltration apparatus, and the effects of plastic film mulching on infiltration characteristics were analyzed. 该文以指导农田冬春灌溉为目的,利用双套环入渗仪积水入渗试验法,进行了季节性冻融期田间系列土壤入渗试验,分析了地表覆膜对冻融土壤入渗特性的影响。
The law of soil infiltration, the current quality of field irrigation and its improvement measures will show results from thd soil infiltration and field irrigation tests in the farmer's field. 本文通过土壤入渗及灌水技术大田试验研究,指出了西营河灌区土壤入渗的规律、田间灌水质量状况及其改进途径。
The effects of soil moisture condition on the yield and qualities of burley as well as the soil moisture indexes of burley irrigation were studied by field and potted plant tests. 本项研究采用田间和盆栽试验相结合的方法研究了土壤水分条件对白肋烟产、质量和化学成分的影响。
Experiment for the effect of different measurements including irrigation, fertilization, and modifier on crop growth ( yield, crop height, biomass) on saline soil were conducted in greenhouse via pot culture tests. 通过盆栽试验,对不同管理调控措施包括灌溉、施肥、化学改良剂对作物生长(产量、株高、生物量等)的影响进行了综合研究。