d get good crops from the fields.РHis research workРHe collected information from farmers who did well, studied it and did experiments to find the best way.Рthe advice he gave farmersРhow to choose and keep seedsРhow to get rid of weedsРhow to turn over the soilРhow to grow crops betterРother suggestionsРchoose seed-heads with the best colour;?hang them up to dry all winter; knock seeds out of the seed-heads and plant them in the …Рclear weeds from the ground before planting crops; let animals eat weeds ; turn the soil over and cover the weeds to let them rotРdig deeply the first time ( deep autumn ploughing )?dig less deeply the second time (less deep spring ploughing )Рchange crops in the field every year;?grow different plants next to each other;Рhow to fish, keep a garden and make wine