Maize, its history, cultivation, handling, and uses, with special reference to South Africa : a text-book for farmers, students of agriculture, and teachers of nature study / by Joseph Burtt-Davy ; with frontispiece and 245 illustrations.

  • Burtt-Davy, Joseph, 1870-1940.
Date:
1914
Catalogue details

Licence: In copyright

Credit: Maize, its history, cultivation, handling, and uses, with special reference to South Africa : a text-book for farmers, students of agriculture, and teachers of nature study / by Joseph Burtt-Davy ; with frontispiece and 245 illustrations. Source: Wellcome Collection.

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    SECTION PAGE 299. Conservation of moisture by tillage ....... 348 300. Dry-land farming 348 301. Irrigation 348 302. Available plant-food 349 303. Recuperative power of soils ........ 349 304. Character of South African soils 34g 305. Soils suitable for maize-growing 349 306. New v. old lands .......... 350 307. Effect of tillage 351 308. Effect of continuous cropping 352 309. Maintaining the crop-producing power of the soil .... 352 310. Summer fallowing 354 311. Rotation of crops 355 312. Organic matter 357 313. Use of leguminose green-manure crops ...... 358 314. Rotations with maize in other countries ...... 358 315. Some Transvaal rotations 359 316. The functions of manures ......... 360 317. Manurial requirements of the maize crop ...... 360 318. Does the use of fertilizers pay? 361 319. Cost of fertilizers in the interior provinces ...... 361 320. Residual value of manures ......... 362 321. Stable and kraal manure ......... 362 322. Artificial manures or commercial fertilizers ..... 364 323. Method of applying fertilizers 364 324. Influence of season on efficacy of fertilizers ..... 364 325. Use of lime ........... 364 326. Indication of need of lime ......... 365 327. Kinds of lime 365 328. Preparation of the lime ......... 366 329. Method of applying lime 366 330. Phosphatic manures 366 331. Superphosphate alone ......... 367 332. Bone-meal alone 367 333. Superphosphate and bone-meal mixed 367 334. Basic slag alone ........... 368 335. Nitrate of soda alone .......... 368 336. Superphosphate and nitrate of soda 369 337. Manganese compounds 370 338. Potassium 372 CHAPTER IK. TILLAGE, PLANTING, AND CULTIVATION. 339. Time of ploughing 374 340. Depth of ploughing 374 341. Different soils require different treatment 376 342. Preparation after ploughing 377 343. Time of planting 382 344- Listing 385 345. Use of planters 386 346. Check-rowing ........... 387 347- Distance of planting 388 348. Distance tests in the Transvaal ........ 389 349- Distance tests in Natal 391 350. Distances tried in the United States ....... 392 351- Planting distance for silage or fodder maize . . . . -393 352- Effect of thickness of planting on composition of the fodder . .393 353- Number of plants to an acre of ground at different distances . . 393 354- Amount of seed planted per acre .... . 395