Agriculture for Beginners - Chapter 7 pot

... whole territory shown by the map on page 177 . [Illustration: FIG. 172 . ADULT COTTON-BOLL WEEVIL Enlarged] This weevil is a small gray or reddish-brown snout-beetle hardly over a quarter of an inch ... early for the weevils to do it much harm. A second is to kill as many weevils as possible by burning the homes that shelter them in winter. CHAPTER VII 77 [Illustration: FIG. 176 . PUPA...

Ngày tải lên: 02/07/2014, 05:20

... 10 CHAPTER I. CHAPTER II. CHAPTER III. CHAPTER IV. CHAPTER V. CHAPTER VI. CHAPTER VII. CHAPTER VIII. CHAPTER IX. CHAPTER X. CHAPTER XI. CHAPTER XII. CHAPTER I CHAPTER II CHAPTER III CHAPTER IV CHAPTER ... XII. CHAPTER I CHAPTER II CHAPTER III CHAPTER IV CHAPTER V CHAPTER VI CHAPTER VII CHAPTER VIII CHAPTER IX CHAPTER X CHAPTER XI CHAPTE...

Ngày tải lên: 02/07/2014, 05:20

... requirements: 1. Legumes for gathering nitrogen. 2. Money crops for cash income. 3. Cultivated crops for tillage and weed-destruction. 4. Food crops for feeding live stock. CHAPTER II 30 CHAPTER II THE ... From the root-hairs, foods are carried to the inside of the root. From this you can see how important it is for a plant to have fine, loose soil for its root-hairs; also how...

Ngày tải lên: 02/07/2014, 05:20

... much whether the seed potato be large or small; it must, however, come from a hill bearing a large yield of fine potatoes. [Illustration: FIG. 46. BEGONIA-LEAF CUTTING] Sweet-potato plants are produced ... cross-pollination. As a rule cross-pollination makes seed that will produce a better plant than simple pollination would. Cross-pollination by hand is often used by plant-breeders when, fo...

Ngày tải lên: 02/07/2014, 05:20

... special pruning; for example, the peach should be made to assume the shape illustrated in Fig. 77 . This is done by successive trimmings, following the plan illustrated in Figs. 71 , 78 , 79 . You will ... foliage may lessen the danger of sun-scald to the main trunk. [Illustration: FIG. 77 . THE CUSTOMARY WAY OF PRUNING A PEACH] [Illustration: FIG. 78 . TWO-YEAR-OLD TREE Cut off heel,...

Ngày tải lên: 02/07/2014, 05:20

... be put. The best manure for watermelons is a compost of stable manure and wood-mold from the forest. Pile the manure and wood-mold in alternate layers for some time before the planting season. ... have cold-frames in addition to the hotbed; these need not be more than two or three sashes. =Cold-Frames.= A cold-frame is like the frame used for a hotbed, but it is placed on well-manured ....

Ngày tải lên: 02/07/2014, 05:20

... course it lessens the selling-price of the potatoes. If seed potatoes be treated to a bath of formalin just before they are planted, the formalin will kill the fungi on the potatoes and greatly diminish ... scab at the next harvest. Therefore before they are planted, seed potatoes should be soaked in a weak solution of formalin for about two hours. One-half pint of formalin to fifteen gallo...

Ngày tải lên: 02/07/2014, 05:20

... the cane is usually crushed for sugar or for molasses. [Illustration: FIG. 213. STALK OF SUGAR-CANE A-B, joints of cane showing roots; B-C, stem; C-D, leaves] The sugar-cane is a huge grass. The ... bruising the potato, since bruises are as dangerous to a sweet potato as to an apple, and render decay almost a certainty. Lay aside all bruised potatoes for immediate use. For shipment th...

Ngày tải lên: 02/07/2014, 05:20

... growth of mowing and pasture crops. Therefore to the grower of stock the management of grass crops is all-important. In planting either for a meadow or for a pasture, the farmer should mix different ... Many orchard-growers of the Northwest find vetch the best winter crop for the orchards as well as for the fields. =Soy, or Soja, Bean.= In China and Japan the soy bean is grown largely...

Ngày tải lên: 02/07/2014, 05:20

... fowls were for food, for fighting, and for sacrifice. To-day the domestic fowl has four well-defined uses egg-production, meat-production, feather-production, and pest-destruction. CHAPTER X 111 body ... kinds, such as cotton-seed meal, linseed meal, wheat bran and middlings, gluten, and similar grain by-products. Tankage for young pigs and meat scraps for chickens are high-grade...

Ngày tải lên: 02/07/2014, 05:20