Manas, 第 24 卷Manas Publishing Company, 1971 |
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第 1 到 3 筆結果,共 82 筆
第 3 頁
... effect on the soil . While nitrate fertilizer , Dr. Commoner says , sus- tains crop growth , " it fails to rebuild the humus nitrogen lost from the virgin soil . " Soil porosity declines , so that less oxygen is available to the roots ...
... effect on the soil . While nitrate fertilizer , Dr. Commoner says , sus- tains crop growth , " it fails to rebuild the humus nitrogen lost from the virgin soil . " Soil porosity declines , so that less oxygen is available to the roots ...
第 4 頁
... effect . Some day we shall probably be a little ashamed of our- selves to think that we once felt it necessary to have the permission of physicists and biologists to reason as Dr. Macintosh has . In any event , we do have this ...
... effect . Some day we shall probably be a little ashamed of our- selves to think that we once felt it necessary to have the permission of physicists and biologists to reason as Dr. Macintosh has . In any event , we do have this ...
第 6 頁
... effect , and national leaders as well as large industrial enterprises with products to sell to the public are selecting themes for use in their advertising cam- paigns and public relations efforts that are intended to dem- onstrate ...
... effect , and national leaders as well as large industrial enterprises with products to sell to the public are selecting themes for use in their advertising cam- paigns and public relations efforts that are intended to dem- onstrate ...
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American answer asked authority become beginning believe better called cent century comes concerned continue course culture direct economic effect example existence experience fact feel give grow growth happen human idea ideal important individual interest issues kind knowledge land learning less lives look MANAS material matter means mind moral names nature never organization perhaps philosophy political possible practical present principles problems production PUBLISHING question reader reason relation religion responsibility result Review scientific seems sense shows simple social society sort speak suggesting teachers teaching things thought tion true Turn understand United universal whole write young