51 樹葉の飼料的利用第1報

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1 Tree-blades as fodder-resources.There is 2 Milllons ha. of the forest aret area in Japan, in which we can the tree-blades as fodder for cattles.The annual products of these forest are 5 Millions ton in dry measure. If we can annnally utilize, 10% of all the products, we cat annually 500 thousand of all tree blades in dry measure.2 The result of experiments on the appetite for horses.It is genrally showed, that a small quantity, of some tree-blades, allways rais es higher appetite, while lots of certain blades decreaseit.It is sometimes possible to feed certain tree-blabes, mixed with another kinds of blades which are not eaten, when those blades are simply giveen.This fact shows that mixed-feeding is better than pure one.3 The results of physiological experiment, The blabes of 5 specis : Betula Ermanii, Corylus heterophilla, Quercus mongolica, Acer mono and Lespedeza bicolor were given in each proportion, for 6 experimental horses, 12.7-20.0 kg. a day.The horses were examined 2 times ; before feeding and after.Then they differ in no respects from each other.4 The inference of suitable tree species.The 34 species, which are able to be utilized for cattle fodder was found out in the 110 species distributed in Eastern Manchuria.By the point of classfication; Salicaceae, Betulaceae, Fagaceae, Leguminosae are most usefull families.5 Conclusion.Whole Japan forests are able to product the fodder-utilizable tree-blades, annually 5 Millions ton; it one can find out some suitable method, those blades will be usefully practical resources. And then it will be able to make up some part of thick fodder, which is supplied about 3,500 thousand ton every year.
一般社団法人日本森林学会の論文
1949-12-30

51 樹葉の飼料的利用第1報

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51 樹葉の飼料的利用 第1報

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51 樹葉の飼料的利用第1報