 | Royal Scottish Society of Arts - 1891 - 606 pàgines
...the more or less perfect supply of plant food, manures as supplemental sources of food. In Stage III. The principles regulating the growth of crops, and the variations in their yield and quality. The subject in the code of Great Britain is optional, in Ireland it is compulsory for boys.... | |
 | Education Ministry of - 1882 - 80 pàgines
...more or less perfect supply of plant food ; manures as supplemental sources of plant food. ///. — The principles regulating the growth of crops, and the variations in their yield and quality. 9. Chemistry. Stage /.— Elementary and compound matter. Illustrations of combination and... | |
 | H. C. Tarn - 1883 - 120 pàgines
...or less perfect supply of plant food ; manures as supplemental sources of plant food. Stage III. — The principles regulating the growth of crops, and the variations in their yield and quality. Moffatt's Test Cards in Physiology,— These are done in three packets at Is. each. There... | |
 | John Russell (F.E.I.S.) - 1883 - 124 pàgines
...of fruits. The structure of a bean and of a grain of wheat or bailey. The phenomena of germination. The principles regulating the growth of crops, and the variations in their yield and quality. The properties of carbon and its chief inorganic compounds. Differences between metallic and... | |
 | William Moffatt (publisher) - 1883 - 182 pàgines
...or less perfect supply of plant food ; manures as supplemental sources of plant food. Stage III. — The principles regulating the growth of crops, and the variations in their yield and quality. Moffatt's Test Cards in Physiology.— These are done in three packets at is. each. There... | |
 | Great Britain. Parliament. House of Commons - 1884 - 582 pàgines
...of fruits. The structure of a bean and of a grain of wheat or barley. The phenomena of germination. The principles regulating the growth of crops, and the variations in their yield and quality. The properties of carbon and its chief inorganic compounds. Differences between metallic and... | |
 | Arthur Talbot Vanderbilt - 1884 - 212 pàgines
...regulating the more or less perfect supply of plant food ; manures as supplemental sources of plant food. The principles regulating the growth of crops, and the variations in their yield and quality. Preparation and properties of the common gases, such as oxygen, hydrogen, nitrogen, and chlorine.... | |
 | sir Robert Patrick Wright - 1884 - 172 pàgines
...BLACKIE & SON, 49 OLD BAILEY, EC (7) EXT- BOOKS PRINCIPLES -OF PRINCIPLES OF AGRICULTURE. STAGE III. "THE PRINCIPLES REGULATING THE GROWTH OF CROPS, AND THE VARIATIONS IN THEIR YIELD AND QUALITY." I.—HOW CROPS GROW. Introduction. In the first book of this course of agriculture we had... | |
 | Edward Combes - 1887 - 312 pàgines
...these are stated as follows : — First Stage. — The principles influencing the supply of plant food in the soil, the necessity for cultivation, and the...growth of crops, and the variations in their yield and quality. ******* REGULATIONS AS то SPECIFIC SUBJECTS TAUGHT IN ELEMENTART SCHOOLS. " A grant on the... | |
 | Robert Patrick Wright - 1891 - 492 pàgines
...the substance of what you have learned about the use of manures. PKINCIPLES OF AGRICULTURE. PART III. "THE PRINCIPLES REGULATING THE GROWTH OF CROPS, AND THE VARIATIONS IN THEIR YIELD AND QUALITY." I.— HOW CROPS GROW. Introduction. In the first book of this course of agriculture we had... | |
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The principles influencing the supply of plant food in the soil, the necessity for cultivation, and the circumstances making tillage more or less effective. 
