منابع مشابه
Legume flowers bear fruit.
A fter the grasses, the legume family (which includes peas, beans, and soya) is the plant group of greatest importance to mankind. The legume family is a source of products and services from tropical timber to atmospheric nitrogen fixation. As the botanist E. J. H. Corner (1) put it, ‘‘From arctic circle to tropics, desert to pergola, bacteria to plough, field to mouth, and legend to science, L...
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T prevention of degenerative disease through dietary intervention (chemoprevention), either by the recommendation of specific diets or by the use of dietary supplements, has enormous potential for improving human health. This is particularly the case for the prevention of cancer, where current therapeutic approaches are crude or limited. It has been appreciated through history that diet can aff...
متن کاملYield in almond is related more to the abundance of flowers than the relative number of flowers that set fruit
Almond tree yield is a function of the number of flowers on a tree and the percentage of flowers that set fruit. Almonds are borne on spurs (short proleptic shoots that can have both leaves and flowers). Almond tree spur dynamics research has documented that previous year spur leaf area is a predictive parameter for year-to-year spur survival, spur flowering and to a lesser extent spur fruiting...
متن کاملPhrase Structure Trees Bear More Fruit than You Would Have Thought
We will also discuss other amendments to context-free grammars which increase the descriptive power but not the generative power. In particular, we will discuss the notion of categories with holes as recently introduced b y Gazdam [3]. There is an interesting history behind this notion. Sage~'s parser explieitly exploits such a convention and, in fact, uses it to do some coordinate st-ructnK-a ...
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ژورنال
عنوان ژورنال: Proceedings of the National Academy of Sciences
سال: 2006
ISSN: 0027-8424,1091-6490
DOI: 10.1073/pnas.0601298103