From: Synergistic effect of organic and inorganic fertilization on the soil inoculum density of the soilborne pathogens Verticillium dahliae and Phytophthora spp. under open-field conditions
Organic matrices
First year
Second year
CMW
BRX
OPR
SMC
Total polyphenols content (mg kg−1)
78.65
307.48
200.68
100.66
96.64
349.26
371.48
177.32
Total polyphenols added (kg ha−1)
1.33
0.40
6.42
2.38
1.63
0.45
11.89
1.35