1.3 times the store will keep the soil at any time, but if the seasonal crops it is advisable to retain 1-2 months prior to planting and should collect samples analysed in 2-3 years at a time. 1.4 if I need advice should fill in the registration form, the various analyses, the most. 1.5 equipment to collect samples of soil, such as a shovel or trowel or shovel, plastic bags, cans, plastic, fabric, plastic, approx. 1x1 m size everything must be clean.
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