| 单词 | plant substance |
| 例句 | It’s not uncommon for plant substances to both cure and kill, and they demand great skill on the part of a practitioner. Comfrey: A tonic for plants and bees but toxic for us The researchers created the yeast-based cell factories by inserting a large number of genes from plants that can generate biosynthesis of natural plant substances. Yeast cells can produce drugs for treatment of psychotic disorders 2023-11-10T05:00:00Z The plant substance that affects bee development is also important for the formation of certain flowers, Dr. Zhang said. The Secret Ingredient That Stops Honeybees From Becoming Queens 2017-08-31T04:00:00Z This “brown charcoal” contains a considerable amount of the hydrogen and oxygen of the original plant substance. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 6 "Groups, Theory of" to "Gwyniad" 2011-12-16T03:00:12.320Z The rich juices of plant substance are absorbed from these pellets as they pass through the body. Earth and Sky Every Child Should Know Easy studies of the earth and the stars for any time and place The plant changes the chemicals which the animal cannot use in their crude form, into plant substances which animals can use. The Renewal of Life; How and When to Tell the Story to the Young Animal food will be useful in emergency, also at other times; still, plant substance is more favorable to health, endurance, and power of mind. No Animal Food and Nutrition and Diet with Vegetable Recipes But the best test of an acid is by sight rather than by taste, because it has been found that an acid is able to discolor a plant substance called litmus. General Science The carbon which forms over half of the plant substance is gathered from the air by the leaves and it is evident that the leaves are very active agents of plant growth. Dry-Farming : a System of Agriculture for Countries under a Low Rainfall He further found that if a soil is properly tilled so as to set free plant-food and in that way to enrich the soil solution the water-cost of dry plant substance is decreased. Dry-Farming : a System of Agriculture for Countries under a Low Rainfall The large amount of water required for the production of plant substance is taken from the soil by the roots. Dry-Farming : a System of Agriculture for Countries under a Low Rainfall Water for one pound dry matter Many experiments have been conducted to determine the amount of water used in the production of one pound of dry plant substance. Dry-Farming : a System of Agriculture for Countries under a Low Rainfall |
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