Auduga a matsayin muhimmin amfanin gona na tsabar kuɗi da albarkatun masana'antar auduga, tare da haɓakar wuraren da jama'a ke da yawa, auduga, hatsi da amfanin gonakin mai, matsalar gasar filaye ta ƙara tsananta, yin amfani da auduga da haɗe-haɗe na iya rage cin karo da juna tsakanin noman auduga da hatsi, wanda zai iya inganta yawan amfanin gona da kuma kare bambance-bambancen muhalli da sauransu. Saboda haka, yana da matukar muhimmanci a hanzarta lura da ci gaban auduga a cikin yanayin tsaka-tsaki.
Hotuna masu ban mamaki da bayyane na auduga a matakai uku na haihuwa an samo su ta hanyar UAV-mounted multi-spectral da RGB na'urori masu auna sigina, an fitar da su da siffofi na hoto, kuma an haɗa su da tsayin tsire-tsire na auduga a ƙasa, SPAD na auduga ya kasance. kimanta ta hanyar jefa kuri'a regression hadedde ilmantarwa (VRE) kuma idan aka kwatanta da nau'i uku, wato, Random Forest Regression (RFR), Gradient Boosted Tree Regression (GBR), da Support Vector Juyawar Inji (SVR). . Mun kimanta daidaiton ƙididdiga na ƙididdiga daban-daban akan dangin chlorophyll abun ciki na auduga, kuma mun yi nazari akan tasirin mabambanta tsakanin auduga da waken soya akan haɓakar auduga, don samar da tushen zaɓin rabon haɗin gwiwa. tsakanin auduga da waken soya da madaidaicin kimantawa na SPAD auduga.
Idan aka kwatanta da RFR, GBR, da kuma SVR model, samfurin VRE ya nuna mafi kyawun sakamakon ƙididdiga a ƙididdige SPAD auduga. Dangane da ƙirar ƙididdigewa ta VRE, ƙirar tare da fasalulluka na hoto da yawa, fasalulluka na hoto da ake iya gani, da haɗin tsayin shuka kamar yadda abubuwan da ke ciki suna da daidaito mafi girma tare da saitin gwaji R2, RMSE, da RPD na 0.916, 1.481, da 3.53, bi da bi.
An nuna cewa haɗuwa da bayanai masu yawa da yawa tare da haɗakarwa da haɗin gwiwar ƙidayar kuri'a yana ba da sabuwar hanya mai tasiri don kimanta SPAD a cikin auduga.
Lokacin aikawa: Dec-03-2024