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alfalfa or the clovers, it is worth as a green manure two or three 

 times as much as either, because of the enormous amount of herb- 

 age produced. Sown in January, it will be ready to be ploughed 

 under in May. The seed should be sown broadcast thinly on 

 freshly ploughed land and harrowed in. 



Fig. 15. Japan clover. 

 (Lespedeza striatd). 



Fig. 1 6. Square pod pea. 

 (Lotus tetragonolobiis). 



Lotus uliginosus (Swamp horn clover). This is a slender 

 branching clover, with heads of rather large, yellow flowers, and 

 slender elongated pods. It is a native of northern Europe, where 

 it is esteemed for swampy meadow lands. 



Lupiuus albus (White lupine. Fig. 17.) An annual, native to 

 the Mediterranean region, which is widely grown in Europe, and to 

 a less extent in this country, for soiling and green manure. On rich 

 soil it grow.s from two to three feet high, and is recommended as a 

 crop to plant for purposes of enriching the ground, and at the same 

 time freeing it from weeds. It has a deep tap-root well supplied 

 with tubercles, which gather large amounts of nitrogen from the 



