Plant Chlorophyll Meter Aanlyzer with Range 0.0-99.9SPAD within ±0.3SPAD Unit
Chlorophyll plays a crucial role in the photosynthesis of plants. Its content is an important indicator of plant nutrition stress, photosynthetic capacity, and growth conditions. 4．Repeatability: within ±0.3 SPAD unit (SPAD is between 0-50).