植物缺氮癥狀
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Agronomic Effectiveness of Granular NitrogenPhosphorus Fertilizers Containing Elemental Sulfur with and without Ammonium Sulfate A Review
Effects of zinc and manganese as foliar spray on pomegranate yield, fruit quality and leaf minerals
Potassium, Calcium,Magnesium-How They Relate to Plant Growth
relationship_between_nutrients_and_other_elements_to_plant_diseases
Relationship between Mineral Nutrition of Plants and Disease Incidence
Nutrient Management for Commercial Fruit&Vegetable Crop in Minnesota