The Produce Present Situation Of Chinese Milk Vetch In Xinyang And The Effect Of Using Phosphate Fertilizer To Chinese Milk Vetch

Chinese milk vetch belongs to the bean family Astragals L.,its scientific name is Astragals sinuous L.,しンクin Japanese,and Milk vetch or Chinese milk vetch in English, and Schmetterlingsblute in German. Its local name is red grass,red flower grass,or grass seed,and it is also called pheasant woods in some place.Chinese milk vetch is the main green manure crop in paddy growing region,it is also a good quality forage grass,and nectar source plant and decorative plant,its seed and itself can be used for medicinal purposes. Its effect is that it can increase the organic fertilizer source ,improve and rich the soil,purify the environment,keep the balance of nature,improve the utilization ratio of fertilizer and stimulate the development of animal busbandry and side occupation in agriculture region. Chinese milk vetch's effect is especially impressed in the reform of low output field,and altering the bad result of petrochemical agriculture and developing green agriculture.The Chinese milk vetch of XINYANG is a kind of middle mature peasant product with a long period cultivating under the special nature climate of transition from north subtropics to warm temperate zone.It is verified that Chinese milk vetch has been planted in the Five Generation Ten Kingdom Period in XINYANG,and it has a planting history about 100years to now.XINYANG is the highest latitude region that planting Chinese milk vetch in our country.Because XINYANG is located in on the edge of north subtropics,it is effected by different kinds of district factor and non-district factor, it has the feature of transition from south to north in climate,and also has a districted difference of region,and most of its topography is hilly country,that separated it from the large planting region of Chinese milk vetch of south.The special nature condition and geography position make XINYANG Chinese milk vetch a particular peasant product.This region can provide more that four million kilogram of seed per year for south paddy planting region.The XINYANG Chinese milk vetch's seed began to export to Japan in the early 1980s'.The broad Developing prospect of Chinese milk vetch seed in XINYANG.Therefor,it Has significant meaning for Xingyang to definite the key factor That limit the Chinese milk vetch yield ,look for the main problems existed in product,seek the way method and technique to improve yield,so as to facilitate the improvement of the Chinese milk vetch yield,increase peasants income.