The qTSN4 was identified as rice QTL (Quantitative Traits Locus) increasing total spikelet number per panicle and flag leaf area but potentially reducing panicle number depending on the environment. So far. this trade-off was mainly observed at grain maturity and not specifically studied in details. limiting the apprehension of the agronomic interest of qTSN4. https://yeswellneses.shop/product-category/energy-bars/