Effect of farmyard manure 520 Manuring of potatoes in Jersey 521 The influence of manure on the composition 521 Leguminous crops 522 Leguminous plants benefit by potash 523 Nitrogenous manures may be hurtful 523 Clover sickness 524 Alternate wheat and bean rotation 524 Beans 525 Manure for beans 525 Relative value of manurial ingredients 526 Gypsum as a bean manure 526 Effect of manure on composition of crop 527 Peas 527 Hops 528 Cabbages 528 APPENDIX TO CHAPTER XXIII. Experiments on bean-manuring 530 CHAPTER XXIV.--ON THE METHOD OF APPLICATION, AND ON THE MIXING OF MANURES. Equal distribution of manures 531 Mixing manures 532 Risks of loss in mixtures 533 Loss of ammonia 533 Effects of lime on ammonia 535 Loss of nitric acid 536 Reversion of phosphates 537 Manurial ingredients should be applied separately 538 CHAPTER XXV.--ON THE VALUATION AND ANALYSIS OF MANURES.