Agriculture for Beginners - Chapter 1 ppt

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

Ngày tải lên: 02/07/2014, 05:20

... in Tube 1; Tube 3, amount of chaff and dirt in Tube 1; Tube 4, amount of weed seeds in Tube 1; Tube 5, amount of total waste in Tube 1; Tube 6, amount of pure germinable seeds in Tube 1] =EXERCISE= Examine ... 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...

Ngày tải lên: 02/07/2014, 05:20

... Assessment 16 9 7.2 .1 Public Involvement 16 9 7.2 .1. 1 Public Notication 16 9 7.2 .1. 2 The Public Review Process 17 1 7.2 .1. 3 Consultation 17 1 7.2 .1. 4 Case Law 17 1 7.2.2 Performing the Analysis 17 1 7.2.2 .1 ... Growth 313 13 .2 .1. 1 The Malthusian Growth Model 314 13 .2 .1. 2 Julian Simon 315 13 .2.2 The Gaia Hypothesis 316 13 .2.3 Sustainability 318 13 .2.3 .1 Den...

Ngày tải lên: 18/06/2014, 19:20

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Ngày tải lên: 02/07/2014, 04:20

... tree back close to the bud, as in Fig. 71, so as to force nourishment into the inserted bud. [Illustration: FIG. 71. Sloping line shows where to cut tree] CHAPTER IV 46 ground, in order that a ... bud, and the bud-shoot grows three or four feet. One year later the shoot branches and the top begins to form; and in the fall of the following year the tree may be sold as a two-year-old, althoug...

Ngày tải lên: 02/07/2014, 05:20

... destroy the pest. =The Peach-Tree Borer.= In Fig. 16 1 you see the effect of the peach-tree borer's activity. These borers often girdle and thereby kill a tree. Fig. 16 2 shows the adult state ... bores into the bark and remains there for months, passing through the pupa stage before it comes out to lay eggs for another generation. [Illustration: FIG. 16 1. BORER SIGNS AROUND BASE...

Ngày tải lên: 02/07/2014, 05:20

... sugar beets, $54; sorghum cane, $22; cotton, $22; orchard fruits, $11 0; peanuts, $ 21; flax-seed, $14 ; cereals, $14 ; hay and forage, $11 ; castor beans, $6 (United States Census Report). SECTION XXXV. ... 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 hug...

Ngày tải lên: 02/07/2014, 05:20