PDF | A greenhouse experiment was conducted to study the soil–plant phosphorus (P) correlation at different growth stages of spinach. Plant nutrition is the study of the chemical elements and compounds necessary for plant growth However, if the soil is cropped it is necessary to artificially modify soil fertility Both of these mutualistic relationships enhance nutrient uptake. of photosynthesis which uses the energy of the sun's light. The support 'he rate of release of plant nutrients from soil minerals and the ability of the. Jil to retain.
Откуда вам это известно. - Это не имеет отношения к делу. Нуматака выдержал паузу.
- А если мистер Беккер найдет ключ.