Update app.py

app.py

@@ -738,7 +738,7 @@ class NutrientCalculator:
         # Веса компенсации для элементов
         self.element_compensation_weights = {
             "POTASSIUM_SULFATE": {"weight": -0.18, "fert": "Калий сернокислый", "main_element": "K"},
-            "MAGNESIUM_SULFATE": {"weight": -0.1, "fert": "Сульфат магния", "main_element": "Mg"},
+            "MAGNESIUM_SULFATE": {"weight": -0.28, "fert": "Сульфат магния", "main_element": "Mg"},
             "MONOPOTASSIUM_PHOSPHATE": {"weight": -0.18, "fert": "Монофосфат калия", "main_element": "P"}
         }