im interested in making a career out of farming, food, animals, all etc
All growing things remove nutrients from the soil. If you remove anything like sell the grain, hay, etc. You are permanently removing minerals like potassium ohosphate, and nitrogen. If you don't replace those things, eventially the soil will be barren and nothing will grow except certain weeds. Most nutrients thet are natural came from volcanic dust over many years. Yes volcanic dust can travel for several circumnavigations of the earth and come down with the rain. Animal manure replaces some nutrients.
clean the rotor, check the fluid, and bleed it
Have been farming for 30 years and still looking for the answer to this question. The way to make the Most Money is to grow marijuana in your basement with grow lights. - - - Bad Fertilizer ? Bad in what way ? Chemical fertilizers are just fine and do not harm the soil or leave harmful residues. The problem with chemical fertilizers is that the price has tripled in the past 5 years making them very expensive to use in relation to the price you get for what you sell. - - - Pesticides are used to kill the insects that can Totally eat your crops. Pesticides are just needed if you want a crop to sell , just follow the recommended directions in application. Bad Hormone additives? What kind of bad are you referring to ? Just do not understand that part. - - - I realize you will not be a farmer , you are just having fun. I wish you well.