پهنهبندي وضعیت حاصلخیزي اراضی دشت مغان بر مبناي تحلیل سلسله مراتبی در محیط سامانههاي اطلاعات جغرافیایی

Autor: وحید سروي مغانلو, حمیدرضا متینفر
Zdroj: Journal of Water & Soil Science; Spring2019, Vol. 23 Issue 1, p379-389, 11p
Abstrakt: was defined for each factor by factorial scoring and the map of soil fertility was prepared and classified by using the AHP technique into the GIS program. The results showed that most of nitrogen and phosphorus with the weight of 0.293, 0.202 had the mostly infraction on the soil fertility and production. Survey map of the distribution showed that most of the factors were studied in the northern region with the low nutrients. The results also showed that 23.7 percent of cultivated land fertility maps had a poor fertility status, 28.3 percent of the land had a moderate fertility status, 25.4 percent of the land was good and the fertile land with 22.6 percent had a very good fertility status. [ABSTRACT FROM AUTHOR]
Databáze: Complementary Index