共 14 条
[1]
EXPERIMENTS RELATING TO TECHNIQUES FOR DIRECT DRILLING OF SEEDS INTO UNTILLED DEAD TURF
[J].
JOURNAL OF AGRICULTURAL ENGINEERING RESEARCH,
1976, 21 (02)
:133-144
[3]
CHOUDHARY MA, 1980, NEW ZEAL J AGR RES, V23, P489
[4]
CHOUDHARY MA, 1978, P INT C ENERGY CONSE, P121
[5]
CHOUDHARY MA, 1979, THESIS MASSEY U LIBR
[6]
JACKSON RD, 1964, P SOIL SCI SOC AM, V28, P464
[7]
JACKSON RD, 1964, P SOIL SCI SOC AM, V28, P172
[8]
JACKSON RD, 1964, P SOIL SCI SOC AM, V28, P467
[9]
LEMON ER, 1973, SSA SPECIAL PUBLICAT, V5
[10]
MCWILLIAM JR, 1970, 11TH P INT GRASSL C, P578