Fungicide applications showed a decreasing trend until about 2000 followed by increases especially after 2011, however, at different levels in the different crops.
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Long-term breeding progress of yield, yield-related, and disease resistance traits in five cereal crops of German variety trials.
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The sentences
Herbicide application increased sharply in the first few years and then showed only a slightly increasing trend without much differentiation between crops.
LDG occurred in all crops showing an increasing trend towards higher LDG in I1, whereas in I2 the trend was more or less decreasing.
WTI showed a trend pattern for most diseases which was different from the other crops due to the gradual adaptation of wheat and rye diseases to WTI during the study period.