| This paper looking back the course of 57 years'phylogeny expatiates that: the improvedseed is the foundation of forestry cultivation, the headwaters of production, and the conditionof fertility which could be gain most profits.This paper is divided into ten chapters, which expounds the baffle of mechanisms fromfour aspects, and these are policy and statute, the input of capital, the production of seminalplantation, bottleneck of market. Ulteriorly elicits the conclusion of three guarantees: The firstone is the capital guarantee, the second one is the technic guarantee. the third one isgovernmental system's guarantee. This conclusion tekes important significance in enhancingvigor evolution and stratagem development.We analysize the engenic legal system in theoryand in practice.Further more enducing the conclusions such as the unperfect legislation,theundemanding execute law,and the unlegalistic phenomenon.We analyse the capital supportsystem,the manufacture and circulation, Gain that more profit only existing in theory, Thecapital is restricted on hour and space if plough into item of basement. On side the orchard isshort of capital,technique,person with ability,experience,information,On the other hand existthe" phenomenon which make low use of them.Through the analysis of the seedmarketplace,We could see that it has the property of commodity,but the price system, themechanism of supply and demand have not set up. They could not have the ability to take partin the competition of marketplace because the principle of equipollence has not reach up.Thus, in this paper contrapose these questions, taking the outside successful experience asreference. and taking the policy and strature in our 50 year's construction as foundation, All ofthat we point out some suggestions about the aspects which are capital support, the constructionof basement, the circulation of marketplace. At the same time we elucidated the conception ofmechanisms establishment for forest well-bred allowance, and pointed out thefundamental,intention,criterion,scope,and the format of the allowance.First point out twocalculated measures and the idiographic extension of variety. |