同行混播和间行混播群体下部光照强度适宜，群体保持较高的光合速率，并最终形成了较高的草产量。
The bottom light intensity of th and JH were appropriate, so the populations kept photosynthetic rate high and got relative higher biomass.
同行混播和间行混播群体下部光照强度适宜，群体保持较高的光合速率，并最终形成了较高的草产量。
The bottom light intensity of th and JH were appropriate, so the populations kept photosynthetic rate high and got relative higher biomass.
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