(2) With the increase of water deficit, the chlorophyll content and photosynthetic characteristics of crops showed a decreasing trend.
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Optimizing irrigation strategies in wolfberry-alfalfa intercropping system in arid saline-alkali region: impacts on crop physiology, yield formation and quality parameters.
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The sentences
(3) With the increase of planting years, the dry fruit yield of wolfberry and the total yield of alfalfa showed an increasing trend, while the crop quality all showed a decreasing trend; higher irrigation (W0 and W1) was more favorable to the crop yield and quality improvement.
With the advancement of wolfberry fertility period, the SPAD of wolfberry leaves under each water regulation showed a trend of increasing and then decreasing, and reached the maximum at the peak fruit stage.