ind_nematodes {OBIC}

Calculate indicator for plant parasitic nematodes

Description

This function calculates the indicator for the presence of plant parasitic nematodes. If input values are not given, the number is assumed to be zero.

Usage

ind_nematodes(
  B_LU_BRP = B_LU_BRP,
  A_RLN_PR_TOT = 0,
  A_RLN_PR_CREN = 0,
  A_RLN_PR_NEG = 0,
  A_RLN_PR_PEN = 0,
  A_RLN_PR_PRA = 0,
  A_RLN_PR_THO = 0,
  A_RLN_PR_FLA = 0,
  A_RLN_PR_FAL = 0,
  A_RLN_PR_PIN = 0,
  A_RLN_PR_PSE = 0,
  A_RLN_PR_VUL = 0,
  A_RLN_PR_DUN = 0,
  A_RLN_PR_ZEA = 0,
  A_RKN_ME_TOT = 0,
  A_RKN_ME_HAP = 0,
  A_RKN_ME_CHIFAL = 0,
  A_RKN_ME_CHI = 0,
  A_RKN_ME_NAA = 0,
  A_RKN_ME_FAL = 0,
  A_RKN_ME_MIN = 0,
  A_RKN_ME_INC = 0,
  A_RKN_ME_JAV = 0,
  A_RKN_ME_ART = 0,
  A_RKN_ME_ARE = 0,
  A_RKN_ME_ARD = 0,
  A_DSN_TR_TOT = 0,
  A_DSN_TR_SIM = 0,
  A_DSN_TR_PRI = 0,
  A_DSN_TR_VIR = 0,
  A_DSN_TR_SPA = 0,
  A_DSN_TR_CYL = 0,
  A_DSN_TR_HOO = 0,
  A_DSN_PA_TER = 0,
  A_DSN_PA_PAC = 0,
  A_DSN_PA_ANE = 0,
  A_DSN_PA_NAN = 0,
  A_DSN_TY_TOT = 0,
  A_DSN_RO_TOT = 0,
  A_DSN_XI_TOT = 0,
  A_DSN_LO_TOT = 0,
  A_DSN_HEM_TOT = 0,
  A_DSN_HEL_TOT = 0,
  A_SN_DI_TOT = 0,
  A_SN_DI_DIP = 0,
  A_SN_DI_DES = 0,
  A_OPN_PA_TOT = 0,
  A_OPN_PA_BUK = 0,
  A_OPN_CY_TOT = 0,
  A_OPN_AP_TOT = 0,
  A_OPN_AP_FRA = 0,
  A_OPN_AP_RIT = 0,
  A_OPN_AP_SUB = 0,
  A_OPN_CR_TOT = 0,
  A_OPN_SU_TOT = 0,
  A_NPN_SA_TOT = 0
)

Arguments

B_LU_BRP

(numeric) The crop code (gewascode) from the BRP

A_RLN_PR_TOT

(numeric) Number of pratylenchus spp. (n / 100g)

A_RLN_PR_CREN

(numeric) Number of pratylenchus crenatus (n / 100g)

A_RLN_PR_NEG

(numeric) Number of pratylenchus neglectus (n / 100g)

A_RLN_PR_PEN

(numeric) Number of pratylenchus penetrans (n / 100g)

A_RLN_PR_PRA

(numeric) Number of pratylenchus pratensis (n / 100g)

A_RLN_PR_THO

(numeric) Number of pratylenchus thornei (n / 100g)

A_RLN_PR_FLA

(numeric) Number of pratylenchus flakkensis (n / 100g)

A_RLN_PR_FAL

(numeric) Number of pratylenchus fallax (n / 100g)

A_RLN_PR_PIN

(numeric) Number of pratylenchus pinguicaudatus (n / 100g)

A_RLN_PR_PSE

(numeric) Number of pratylenchus pseudopratensis (n / 100g)

A_RLN_PR_VUL

(numeric) Number of pratylenchus vulnus (n / 100g)

A_RLN_PR_DUN

(numeric) Number of pratylenchus dunensis (n / 100g)

A_RLN_PR_ZEA

(numeric) Number of pratylenchus zeae (n / 100g)

A_RKN_ME_TOT

(numeric) Number of meloidogyne spp. (n / 100g)

A_RKN_ME_HAP

(numeric) Number of meloidogyne hapla (n / 100g)

A_RKN_ME_CHIFAL

(numeric) Number of meloidogyne chitwoodi/fallax (n / 100g)

A_RKN_ME_CHI

(numeric) Number of meloidogyne chitwoodi (n / 100g)

A_RKN_ME_NAA

(numeric) Number of meloidogyne naasi (n / 100g)

A_RKN_ME_FAL

(numeric) Number of meloidogyne fallax (n / 100g)

A_RKN_ME_MIN

(numeric) Number of meloidogyne minor (n / 100g)

A_RKN_ME_INC

(numeric) Number of meloidogyne incognita (n / 100g)

A_RKN_ME_JAV

(numeric) Number of meloidogyne javanica (n / 100g)

A_RKN_ME_ART

(numeric) Number of meloidogyne artiellia (n / 100g)

A_RKN_ME_ARE

(numeric) Number of meloidogyne arenaria (n / 100g)

A_RKN_ME_ARD

(numeric) Number of meloidogyne ardenensis (n / 100g)

A_DSN_TR_TOT

(numeric) Number of trichodoridae spp. (n / 100g)

A_DSN_TR_SIM

(numeric) Number of trichodorus similis (n / 100g)

A_DSN_TR_PRI

(numeric) Number of trichodorus primitivus (n / 100g)

A_DSN_TR_VIR

(numeric) Number of trichodorus viruliferus (n / 100g)

A_DSN_TR_SPA

(numeric) Number of trichodorus sparsus (n / 100g)

A_DSN_TR_CYL

(numeric) Number of trichodorus cylindricus (n / 100g)

A_DSN_TR_HOO

(numeric) Number of trichodorus hooperi (n / 100g)

A_DSN_PA_TER

(numeric) Number of paratrichodorus teres (n / 100g)

A_DSN_PA_PAC

(numeric) Number of paratrichodorus pachydermus (n / 100g)

A_DSN_PA_ANE

(numeric) Number of paratrichodorus anemones (n / 100g)

A_DSN_PA_NAN

(numeric) Number of paratrichodorus nanus (n / 100g)

A_DSN_TY_TOT

(numeric) Number of tylenchorhynchus spp. (n / 100g)

A_DSN_RO_TOT

(numeric) Number of rotylenchus spp. (n / 100g)

A_DSN_XI_TOT

(numeric) Number of xiphinema spp. (n / 100g)

A_DSN_LO_TOT

(numeric) Number of longidorus spp. (n / 100g)

A_DSN_HEM_TOT

(numeric) Number of hemicycliophora spp. (n / 100g)

A_DSN_HEL_TOT

(numeric) Number of helicotylenchus spp. (n / 100g)

A_SN_DI_TOT

(numeric) Number of ditylenchus spp. (n / 100g)

A_SN_DI_DIP

(numeric) Number of ditylenchus dipsaci (n / 100g)

A_SN_DI_DES

(numeric) Number of ditylenchus destructor (n / 100g)

A_OPN_PA_TOT

(numeric) Number of paratylenchus spp. (n / 100g)

A_OPN_PA_BUK

(numeric) Number of paratylenchus bukowinensis (n / 100g)

A_OPN_CY_TOT

(numeric) Number of cysteaaltjes (n / 100g)

A_OPN_AP_TOT

(numeric) Number of aphelenchoides spp. (n / 100g)

A_OPN_AP_FRA

(numeric) Number of aphelenchoides fragariae (n / 100g)

A_OPN_AP_RIT

(numeric) Number of aphelenchoides ritzemabosi (n / 100g)

A_OPN_AP_SUB

(numeric) Number of aphelenchoides subtenuis (n / 100g)

A_OPN_CR_TOT

(numeric) Number of criconematidae spp. (n / 100g)

A_OPN_SU_TOT

(numeric) Number of subanguina spp. (n / 100g)

A_NPN_SA_TOT

(numeric) Number of saprofage en overige (n / 100g)

Value

The evaluated score for the soil function for nematode community. A numeric value between 0 and 1.

Examples

ind_nematodes(B_LU_BRP = 1019)
ind_nematodes(B_LU_BRP = 1019,A_RLN_PR_TOT = 250,A_RLN_PR_ZEA = 400,A_SN_DI_DIP = 5)