膜荚黄芪传粉昆虫的研究英文

S tu d y o n P o lli n a ti n g I n s e c ts o f A s tra g a lu s m em b ra n a c eu s (F ic s h )B u n g e

ZHANG J ian ,Y ANG Fa 2jun ,L IU Sh u n ,GUO S h u an g ,REN Yu e 2y i n g

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Scho o l of Tra d i ti o na l C h i n es e M ed i c i ne ,J il i n A gri cu l tu ral Un i ve rs it y,C h ang chun 130118

Ab s t ra ct [O bject i ve The a i m w as t o s tudy sp eci e s a nd po ll i n ating cha racters o f As traga l u s m em b ranaceu s (Fi c sh)B unge po l li na ti ng i n sec ts and l ay a theo ry fo unda ti o n fo r the b reed i ng of A s traga l u s m em bran aceu s (Fi csh )B unge.[M ethod]W ith As tra ga l us m em b rana ce us (Ficsh )B unge a s res earch ob j ec t,the s p ec i es o f po lli na ti ng i n sect and po l li na ti on beh avi o r we re i nve s ti ga t ed.[R es u lt]The re we re 16po l li n ati n g i n sect sp eci e s ,am o ng w h i ch ,B om b us i gn i tu s,B om b us l uco ru,Ap i s s p.,B e tasy r p hu s se ra ri u s (w i ed em ann )and C o l i a s e rate (E spe r )w ere the m a i n po l li na t o rs .The d ail y ac ti viti e s o f the m a i n po lli na t o rs appe ar s i ng l e 2pea k typ e,do uble 2p eak t yp e and li nea r,wh i ch i nd i cat i ng a com p l em e ntary re 2l a ti on sh i p am o ng the po ll i n at o rs .The vis i ti n g freq uency and l and i ng ti m e o f m ai n po lli na ti ng i n sec ts s how ed neg ative co rrel a ti o n .[C on clu si on ]Th e i n sec t fl o w er 2vis i ting beha vi o r h as a d irect e ffect on i n t e racti o n b et we en p l an t an d po ll inato r,and ha s s i gn i fi cance o n u nde rs tand i ng p l a nt di 2ve rsity a s we ll as rep r o du cti ve eco l o gica l p r o ces s .

Key w o rds As traga l u s m em bran aceu s (Fi c sh)B unge;Po l li na ti ng i n sect s ;F l o we r 2visiting behav i o r;Fl owe r 2vi s iti ng freque ncy

R N , M ,S y I F f D "2f F V y B f N L M M "32y y @y The study of po lli na ting i nsec ts is one o f ba si c wo rk fo r

trea sure spe c i e s p rote c ti on;be side s t h is ki nd of study is goo d fo r deve l op i ng po ll ina ti ng i nse c t re sourc e s a nd a cce l e ra ting i n 2dustri a li za ti on p roce s s of po ll ina ti ng i n sec t,m ea n w hi le ,i t ha s i

m po rtan t theo re ti ca l a nd p rac tica l si gnifi ca nce fo r a gri cu l tura l producti on and pe st control .A t p re se nt,t he study of po lli na 2ti ng i nsec t ha s obta ine d s i gni fi c an t p rogre ss i n C hi na ,wh i le m a ny scho l a rs ha ve give n hi gh e va lua ti ons t o the func ti on s a nd va l ue s of i nse c t po ll ina ti on i n a gri c ultura l produc ti on from

diffe re nt a ngle s [1]

.

Howeve r the studi e s on polli na ti ng i nsec t re source s i n 2ve stiga ti o n and b i o l ogi c a l a nd e col ogica l sys tem s of polli na ti ng i nse cts a re se ldom ,be si de s,this ki nd of study i s a t blank sta ge ,so e nha nc i ng t he studi e s o f po ll ina ti ng i nse c ts of m e 2di c ina l p l a nts is i m pe ra tive.WU S ong 2quan e t a l ha ve be 2l ieved tha t a l tho ugh As traga l u s m em bra nac eus (F i c sh )B unge is m onoc li no us fl owe r,i t ha s se l f 2i ncom pa ti bility,so i t is

c ros s 2po l li na ti on p l an t [2]

.Its bree ding mo de is se xua l rep ro 2duc ti o n through se ed s a nd insec t po ll ina ti on,howe ve r,the studi e s on po lli na ti ng i nse c ts o f A stra ga lus m em branac eu s (Fic sh )B unge have no t be en repo rted ye t,so A stra ga l u s m em bra nac eu s (F i c sh )B unge ha s be e n taken a s re se a rc h obj e c t t o study polli na ti ng insec ts o f As tra ga l us m em b ra na 2ce us (F i c sh)Bunge a nd re ve a l po lli na ting i nse ct spe c i e s a nd fo ra gi ng beha vi o r of A straga lus m em b ra na ce us (F i c sh )B unge i n Changchun a re a to lay founda ti on s fo r b re ed i ng of As traga l us m em brana ce us (F i c sh )B unge.

M a te ria ls a n d M e th o d s

Re g i o na l ge ne ra l s itu a tion

The expe ri m en ta l fi e l d wa s i n m ed i c i na l bo tan i ca l ga rde n of J i li n Agricultura l Unive rsity i n J i ngyue a re a o f Cha ngchun C it y .The a nnua l m e a n tem pe ra ture wa s 4.8℃,the m a xi 2m um a nd m i ni m u m tem pe ra ture we re 39.5a nd -39.8℃re 2

spe c ti ve l y,be si de s,the sunsh i ne ti m e wa s 2688h a nd the a nnua l p re c i p ita ti o n wa s fr om 522to 615mm ,howe ve r the su mm e r ra i nfa ll t ook m o re than 60%of the tota l .The m e a n tem pe ra ture i n ho tte st mo nth (J ul y)wa s 23;howe ve r the a u 2tu m n had se ve ra l susta i ne d c l e a r and wa r m da ys,w hil e the tem pe ra ture diffe re nc e wa s b i g .Ma te ria l s

The fl o re sc ence of t w o 2yea r o l d As traga l u s m em bra na 2c eus (F i c sh)B unge wa s from the first t e n da ys of J ul y t o the first te n da ys of S ep tem be r,whil e the full 2bl oom sta ge w a s from the l a s t te n da ys o f J ul y t o the l a st te n days of August .The stud i e s of po lli na ting i nsec ts w e re conduc ted duri ng the full 2bl oom stage of Astra ga l us m em bra nac eu s (F i c sh )B unge.

Co ll e c tion s of p o llina ting ins ec ts a nd o bse rva tion o f fo ra 2g ing b eh av i o r

Co ll e c tion s a nd i d en tific a tions of p o lli n a ting in se c ts The sam p l e p l o tw ith 6m ×7m of As tra ga l us m em bra nace us (F i c 2sh)B unge we re se l e c t e d random l y,t he n the p e sts w ith f o ra 2ging be ha vi o r and the pe s ts stayi ng o n fl o we rs w e re co ll ec te d fo r i de nti f i ca ti o n i n l ab.

D a ily ac tivity The polli na ti o n beha vi o rs of i n se c ts on fl o we rs of A stra ga lus m em b rana ce us (F i c sh)B unge w e re ob se rve d t o know the ir po lli na ti on habit .The da i ly a cti vity wa s ob se rve d i n c l e a r day a cco rding to Z HANG D i a n 2xiang πs m e thod [3].The e xpe ri m e nt wa s c a rri e d out from 7:00to 18:00a nd t he i nve s 2tiga tors wa lke d a r o und the p l o t e ve ry ho ur abo ut 3m i n t o re 2co rd di ffe ren t i n se c ts a nd nu m be rs e ve ry hou r .

Re s ide nc e ti m e Eve ry ki nds of po lli na ting insec t wa s fi xe d one fo r obse rva ti o n duri ng full 2bl oom s t a ge in sam p l e p l o t un 2de r c l ea r day a nd the s t opwa tch wa s used to de tec t re side nce ti m e.The obse rva ti on wa s conduc ted e ve ry 2h f o r 25repe ti 2ti ons a nd the ob se rva ti on ti m e wa s conduc t e d 5ti m e s succe s 2si ve l y from 7:00t o 18:00,then the da t a we re re co rded.D a ta an a lys i s

T x y ±,x f f Agri cu l tu ral Sc i ence &Techno l o gy,2010,11(2):27-30C op yright κ2010,I nf o r m at i o n I n s ti tu t e of HAAS.All ri gh ts res erved.

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