preparing soil for plantation of the planting nursery under shading net in the vegetables orgarnic farm

preparing soil plantation planting nursery shading net vegetables orgarnic farm management plant vegetable salad organic salan shadow light brown curve nutrient flower grownth grown earth material rock cray sandy loam dirt land fertilizer droppings muck dung agriculture fiber products farming coarse humus peatmoss nitrogen sawdust ph lime potassium phosphorus texture sodium chemical garden gardening toxic root sprout seedling seeds seed young